[pi] Historian error spawning pi (Windows Powershell)

[davidambler]

Short description

When running Magic Context via the Pi plugin on Windows, the historian subagent fails to start with repeated spawn_failed errors: Pi recomp historian failed (spawn_failed): spawn pi ENOENT

What happened?

When running Magic Context via the Pi plugin on Windows, the historian subagent fails to start with repeated spawn_failed errors: Pi recomp historian failed (spawn_failed): spawn pi ENOENT

Environment

• Pi plugin: v0.26.0
• Pi: not installed
• OS: win32 x64
• Node: v26.2.0

Diagnostics

• Timestamp: 2026-06-20T13:46:40.357Z
• Pi plugin: v0.26.0
• OS: win32 x64
• Node: v26.2.0
• Pi installed: true
• Magic Context package registered: true
• User config parse error: none
• Project config parse error: none
• Known Pi extension conflicts: none

Pi settings

{
 "path": "<HOME>\\.pi\\agent\\settings.json",
 "exists": true,
 "hasMagicContextPackage": true,
 "packages": [
 "npm:pi-mono-multi-edit",
 "npm:@hugo-hsi-dev/pi-interactive-questionnaire",
 "npm:pi-ocr",
 "npm:pi-lens",
 "npm:@tintinweb/pi-subagents",
 "npm:pi-powerline-footer",
 "npm:@cortexkit/pi-magic-context"
 ]
}

Config paths

{
 "agentDir": "<HOME>\\.pi\\agent",
 "userConfig": "<HOME>\\.pi\\agent\\magic-context.jsonc",
 "projectConfig": "D:\\project\\.pi\\magic-context.jsonc"
}

User magic-context.jsonc flags

{
 "$schema": "https://raw.githubusercontent.com/cortexkit/magic-context/master/assets/magic-context.schema.json",
 "historian": {
 "model": "lm-studio/qwen3.6-27b-text-nvfp4-mtp"
 },
 "dreamer": {
 "model": "lm-studio/qwen3.6-27b-text-nvfp4-mtp"
 },
 "sidekick": {
 "model": "lm-studio/qwen3.6-27b-text-nvfp4-mtp"
 },
 "embedding": {
 "provider": "local",
 "model": "Xenova/all-MiniLM-L6-v2"
 }
}

Project magic-context.jsonc flags

{}

Loaded config paths

• .pi\agent\magic-context.jsonc

Config load warnings

None.

Shared storage

{
 "path": "<HOME>\\.local\\share\\cortexkit\\magic-context",
 "exists": true,
 "context_db_size": "912.0 KB"
}

Pi extension conflicts

No known conflicting Pi extensions are currently registered. Other Pi packages are informational only.

{
 "knownConflicts": [],
 "otherPiExtensions": [
 "npm:pi-mono-multi-edit",
 "npm:@hugo-hsi-dev/pi-interactive-questionnaire",
 "npm:pi-ocr",
 "npm:pi-lens",
 "npm:@tintinweb/pi-subagents",
 "npm:pi-powerline-footer"
 ]
}

Log file

• Path: \AppData\Local\Temp\pi\magic-context\magic-context.log
• Exists: true
• Size: 833 KB

Diagnostics

Plugin version

0.26.0

OpenCode version

N/A

Platform

windows x64

Client

Unknown

Log output (optional)

[2026-06-20T13:25:52.106Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: prompt attempt 1 failed: Pi recomp historian failed (spawn_failed): spawn pi ENOENT
[2026-06-20T13:25:52.106Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian prompt failed: Error message="Pi recomp historian failed (spawn_failed): spawn pi ENOENT" promptLength=23405 stackHead="Error: Pi recomp historian failed (spawn_failed): spawn pi ENOENT | at Object.prompt (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:191828:799) | at process.processTicksAndRejections (node:internal/process/task_queues:104:5) | at async promptWithTimeout (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:188256:1734)"
[2026-06-20T13:25:52.110Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: prompt attempt 1 failed: Pi recomp historian failed (spawn_failed): spawn pi ENOENT
[2026-06-20T13:25:52.110Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian prompt failed: Error message="Pi recomp historian failed (spawn_failed): spawn pi ENOENT" promptLength=23405 stackHead="Error: Pi recomp historian failed (spawn_failed): spawn pi ENOENT | at Object.prompt (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:191828:799) | at process.processTicksAndRejections (node:internal/process/task_queues:104:5) | at async promptWithTimeout (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:188256:1734)"
[2026-06-20T13:26:46.761Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: prompt attempt 1 failed: Pi recomp historian failed (spawn_failed): spawn EINVAL
[2026-06-20T13:26:46.764Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian prompt failed: Error message="Pi recomp historian failed (spawn_failed): spawn EINVAL" promptLength=23405 stackHead="Error: Pi recomp historian failed (spawn_failed): spawn EINVAL | at Object.prompt (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:191828:799) | at process.processTicksAndRejections (node:internal/process/task_queues:104:5) | at async promptWithTimeout (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:188256:1734)"
[2026-06-20T13:26:46.767Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: prompt attempt 1 failed: Pi recomp historian failed (spawn_failed): spawn EINVAL
[2026-06-20T13:26:46.767Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian prompt failed: Error message="Pi recomp historian failed (spawn_failed): spawn EINVAL" promptLength=23405 stackHead="Error: Pi recomp historian failed (spawn_failed): spawn EINVAL | at Object.prompt (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:191828:799) | at process.processTicksAndRejections (node:internal/process/task_queues:104:5) | at async promptWithTimeout (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:188256:1734)"
[2026-06-20T13:28:00.287Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: prompt attempt 1 failed: Pi recomp historian failed (spawn_failed): spawn EINVAL
[2026-06-20T13:28:00.290Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian prompt failed: Error message="Pi recomp historian failed (spawn_failed): spawn EINVAL" promptLength=23405 stackHead="Error: Pi recomp historian failed (spawn_failed): spawn EINVAL | at Object.prompt (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:191828:799) | at process.processTicksAndRejections (node:internal/process/task_queues:104:5) | at async promptWithTimeout (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:188256:1734)"
[2026-06-20T13:28:00.293Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: prompt attempt 1 failed: Pi recomp historian failed (spawn_failed): spawn EINVAL
[2026-06-20T13:28:00.293Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian prompt failed: Error message="Pi recomp historian failed (spawn_failed): spawn EINVAL" promptLength=23405 stackHead="Error: Pi recomp historian failed (spawn_failed): spawn EINVAL | at Object.prompt (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:191828:799) | at process.processTicksAndRejections (node:internal/process/task_queues:104:5) | at async promptWithTimeout (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:188256:1734)"
[2026-06-20T13:28:17.550Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: prompt attempt 1 failed: Pi recomp historian failed (spawn_failed): spawn pi ENOENT
[2026-06-20T13:28:17.550Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian prompt failed: Error message="Pi recomp historian failed (spawn_failed): spawn pi ENOENT" promptLength=23405 stackHead="Error: Pi recomp historian failed (spawn_failed): spawn pi ENOENT | at Object.prompt (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:191828:799) | at process.processTicksAndRejections (node:internal/process/task_queues:104:5) | at async promptWithTimeout (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:188256:1734)"
[2026-06-20T13:28:17.554Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: prompt attempt 1 failed: Pi recomp historian failed (spawn_failed): spawn pi ENOENT
[2026-06-20T13:28:17.554Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian prompt failed: Error message="Pi recomp historian failed (spawn_failed): spawn pi ENOENT" promptLength=23405 stackHead="Error: Pi recomp historian failed (spawn_failed): spawn pi ENOENT | at Object.prompt (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:191828:799) | at process.processTicksAndRejections (node:internal/process/task_queues:104:5) | at async promptWithTimeout (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:188256:1734)"
[2026-06-20T13:29:13.048Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: prompt attempt 1 failed: Pi recomp historian failed (spawn_failed): spawn pi ENOENT
[2026-06-20T13:29:13.050Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian prompt failed: Error message="Pi recomp historian failed (spawn_failed): spawn pi ENOENT" promptLength=23405 stackHead="Error: Pi recomp historian failed (spawn_failed): spawn pi ENOENT | at Object.prompt (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:191828:799) | at process.processTicksAndRejections (node:internal/process/task_queues:104:5) | at async promptWithTimeout (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:188256:1734)"
[2026-06-20T13:29:13.055Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: prompt attempt 1 failed: Pi recomp historian failed (spawn_failed): spawn pi ENOENT
[2026-06-20T13:29:13.055Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian prompt failed: Error message="Pi recomp historian failed (spawn_failed): spawn pi ENOENT" promptLength=23405 stackHead="Error: Pi recomp historian failed (spawn_failed): spawn pi ENOENT | at Object.prompt (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:191828:799) | at process.processTicksAndRejections (node:internal/process/task_queues:104:5) | at async promptWithTimeout (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:188256:1734)"


## Log (last 400 lines, sanitized)

[truncated for GitHub 64KB limit — older log lines dropped]
[2026-06-20T13:22:31.804Z] [magic-context][pi] registered auto-search hint (threshold=0.6, minChars=20)
[2026-06-20T13:22:31.804Z] [magic-context][pi] registered /ctx-aug (sidekick model=qwen3.6-27b-text-nvfp4-mtp)
[2026-06-20T13:22:31.805Z] [magic-context][pi] registered /ctx-status
[2026-06-20T13:22:31.805Z] [magic-context][pi] registered magic-context status line
[2026-06-20T13:22:31.805Z] [magic-context][pi] registered /ctx-flush
[2026-06-20T13:22:31.805Z] [magic-context][pi] registered /ctx-recomp
[2026-06-20T13:22:31.805Z] [magic-context][pi] registered /ctx-session-upgrade
[2026-06-20T13:22:31.805Z] [magic-context][pi] registered /ctx-dream
[2026-06-20T13:22:31.805Z] [magic-context][pi] registered /ctx-embed
[2026-06-20T13:22:31.806Z] [magic-context][pi] registered dreamer (schedule=02:00-06:00, tasks=[consolidate,verify,archive-stale,improve])
[2026-06-20T13:22:31.806Z] [magic-context][pi] registered before_agent_start system prompt injector
[2026-06-20T13:22:31.806Z] [dreamer] registered project git:ca1e75fd46fa36208ddd8a34e473ee581201991a (dreaming=true embeddings=true commits=false; total=1)
[2026-06-20T13:22:31.806Z] [dreamer] started independent schedule timer (every 15m)
[2026-06-20T13:22:31.806Z] [dreamer] timer tick (startup) — projects=1
[2026-06-20T13:22:31.808Z] [dreamer] timer tick (startup) git:ca1e75fd46fa36208ddd8a34e473ee581201991a — checking schedule window "02:00-06:00"
[2026-06-20T13:22:42.125Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: creating child session (agent=historian, model=agent:historian)
[2026-06-20T13:22:42.130Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: prompt attempt 1 failed: Pi recomp historian failed (spawn_failed): spawn pi ENOENT
[2026-06-20T13:22:42.132Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian prompt failed: Error message="Pi recomp historian failed (spawn_failed): spawn pi ENOENT" promptLength=23405 stackHead="Error: Pi recomp historian failed (spawn_failed): spawn pi ENOENT | at Object.prompt (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:191833:799) | at process.processTicksAndRejections (node:internal/process/task_queues:104:5) | at async promptWithTimeout (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:188261:1734)"
[2026-06-20T13:22:42.133Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: KEEPING child session magic-context-pi-recomp-1 (failed) — not deleted
[2026-06-20T13:22:42.134Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] compartment agent: retrying historian with lm-studio/qwen3.6-27b-text-nvfp4-mtp (session-model last resort 1/1)
[2026-06-20T13:22:42.134Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: creating child session (agent=historian, model=lm-studio/qwen3.6-27b-text-nvfp4-mtp)
[2026-06-20T13:22:42.136Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: prompt attempt 1 failed: Pi recomp historian failed (spawn_failed): spawn pi ENOENT
[2026-06-20T13:22:42.136Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian prompt failed: Error message="Pi recomp historian failed (spawn_failed): spawn pi ENOENT" promptLength=23405 stackHead="Error: Pi recomp historian failed (spawn_failed): spawn pi ENOENT | at Object.prompt (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:191833:799) | at process.processTicksAndRejections (node:internal/process/task_queues:104:5) | at async promptWithTimeout (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:188261:1734)"
[2026-06-20T13:22:42.137Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: KEEPING child session magic-context-pi-recomp-2 (failed) — not deleted
[2026-06-20T13:22:42.140Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] recomp finished (published=false): ## Magic Recomp — Failed Recomp failed while rebuilding messages 1-94: Historian failed while processing this session: Error message="Pi recomp historian failed (spawn_failed): spawn pi ENOENT" Nothing was written.
[2026-06-20T13:25:04.648Z] [dreamer] unregistered project git:ca1e75fd46fa36208ddd8a34e473ee581201991a (remaining=0)
[2026-06-20T13:25:04.648Z] [dreamer] stopped dream schedule timer (no projects left)
[2026-06-20T13:25:38.631Z] [magic-context][pi] loaded v0.26.0 | harness=pi | db=<HOME>\.local\share\cortexkit\magic-context\context.db | project=git:ca1e75fd46fa36208ddd8a34e473ee581201991a | dir=D:\project
[2026-06-20T13:25:38.635Z] [magic-context][pi] config loaded from: <HOME>\.pi\agent\magic-context.jsonc
[2026-06-20T13:25:38.636Z] [magic-context][pi] registered embedding config for project git:ca1e75fd46fa36208ddd8a34e473ee581201991a
[2026-06-20T13:25:38.637Z] [magic-context][pi] registered tools: ctx_search, ctx_memory, ctx_note, ctx_expand, ctx_reduce
[2026-06-20T13:25:38.638Z] [magic-context][pi] registered context handler (tagging + drops + nudges)
[2026-06-20T13:25:38.638Z] [magic-context][pi] registered historian trigger (model=qwen3.6-27b-text-nvfp4-mtp, executeThreshold=65%)
[2026-06-20T13:25:38.638Z] [magic-context][pi] registered auto-search hint (threshold=0.6, minChars=20)
[2026-06-20T13:25:38.638Z] [magic-context][pi] registered /ctx-aug (sidekick model=qwen3.6-27b-text-nvfp4-mtp)
[2026-06-20T13:25:38.638Z] [magic-context][pi] registered /ctx-status
[2026-06-20T13:25:38.638Z] [magic-context][pi] registered magic-context status line
[2026-06-20T13:25:38.639Z] [magic-context][pi] registered /ctx-flush
[2026-06-20T13:25:38.639Z] [magic-context][pi] registered /ctx-recomp
[2026-06-20T13:25:38.639Z] [magic-context][pi] registered /ctx-session-upgrade
[2026-06-20T13:25:38.639Z] [magic-context][pi] registered /ctx-dream
[2026-06-20T13:25:38.639Z] [magic-context][pi] registered /ctx-embed
[2026-06-20T13:25:38.641Z] [magic-context][pi] registered dreamer (schedule=02:00-06:00, tasks=[consolidate,verify,archive-stale,improve])
[2026-06-20T13:25:38.641Z] [magic-context][pi] registered before_agent_start system prompt injector
[2026-06-20T13:25:38.641Z] [dreamer] registered project git:ca1e75fd46fa36208ddd8a34e473ee581201991a (dreaming=true embeddings=true commits=false; total=1)
[2026-06-20T13:25:38.641Z] [dreamer] started independent schedule timer (every 15m)
[2026-06-20T13:25:38.641Z] [dreamer] timer tick (startup) — projects=1
[2026-06-20T13:25:38.642Z] [dreamer] timer tick (startup) git:ca1e75fd46fa36208ddd8a34e473ee581201991a — checking schedule window "02:00-06:00"
[2026-06-20T13:25:46.132Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: creating child session (agent=historian, model=agent:historian)
[2026-06-20T13:25:46.136Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: prompt attempt 1 failed: Pi recomp historian failed (spawn_failed): spawn pi ENOENT
[2026-06-20T13:25:46.138Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian prompt failed: Error message="Pi recomp historian failed (spawn_failed): spawn pi ENOENT" promptLength=23405 stackHead="Error: Pi recomp historian failed (spawn_failed): spawn pi ENOENT | at Object.prompt (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:191828:799) | at process.processTicksAndRejections (node:internal/process/task_queues:104:5) | at async promptWithTimeout (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:188256:1734)"
[2026-06-20T13:25:46.140Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: KEEPING child session magic-context-pi-recomp-1 (failed) — not deleted
[2026-06-20T13:25:46.140Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] compartment agent: retrying historian with lm-studio/qwen3.6-27b-text-nvfp4-mtp (session-model last resort 1/1)
[2026-06-20T13:25:46.140Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: creating child session (agent=historian, model=lm-studio/qwen3.6-27b-text-nvfp4-mtp)
[2026-06-20T13:25:46.143Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: prompt attempt 1 failed: Pi recomp historian failed (spawn_failed): spawn pi ENOENT
[2026-06-20T13:25:46.143Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian prompt failed: Error message="Pi recomp historian failed (spawn_failed): spawn pi ENOENT" promptLength=23405 stackHead="Error: Pi recomp historian failed (spawn_failed): spawn pi ENOENT | at Object.prompt (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:191828:799) | at process.processTicksAndRejections (node:internal/process/task_queues:104:5) | at async promptWithTimeout (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:188256:1734)"
[2026-06-20T13:25:46.144Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: KEEPING child session magic-context-pi-recomp-2 (failed) — not deleted
[2026-06-20T13:25:46.147Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] recomp finished (published=false): ## Magic Recomp — Failed Recomp failed while rebuilding messages 1-94: Historian failed while processing this session: Error message="Pi recomp historian failed (spawn_failed): spawn pi ENOENT" Nothing was written.
[2026-06-20T13:25:49.046Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: creating child session (agent=historian, model=agent:historian)
[2026-06-20T13:25:49.049Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: prompt attempt 1 failed: Pi recomp historian failed (spawn_failed): spawn pi ENOENT
[2026-06-20T13:25:49.049Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian prompt failed: Error message="Pi recomp historian failed (spawn_failed): spawn pi ENOENT" promptLength=23405 stackHead="Error: Pi recomp historian failed (spawn_failed): spawn pi ENOENT | at Object.prompt (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:191828:799) | at process.processTicksAndRejections (node:internal/process/task_queues:104:5) | at async promptWithTimeout (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:188256:1734)"
[2026-06-20T13:25:49.050Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: KEEPING child session magic-context-pi-recomp-1 (failed) — not deleted
[2026-06-20T13:25:49.050Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] compartment agent: retrying historian with lm-studio/qwen3.6-27b-text-nvfp4-mtp (session-model last resort 1/1)
[2026-06-20T13:25:49.050Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: creating child session (agent=historian, model=lm-studio/qwen3.6-27b-text-nvfp4-mtp)
[2026-06-20T13:25:49.053Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: prompt attempt 1 failed: Pi recomp historian failed (spawn_failed): spawn pi ENOENT
[2026-06-20T13:25:49.053Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian prompt failed: Error message="Pi recomp historian failed (spawn_failed): spawn pi ENOENT" promptLength=23405 stackHead="Error: Pi recomp historian failed (spawn_failed): spawn pi ENOENT | at Object.prompt (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:191828:799) | at process.processTicksAndRejections (node:internal/process/task_queues:104:5) | at async promptWithTimeout (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:188256:1734)"
[2026-06-20T13:25:49.054Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: KEEPING child session magic-context-pi-recomp-2 (failed) — not deleted
[2026-06-20T13:25:49.057Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] recomp finished (published=false): ## Magic Recomp — Failed Recomp failed while rebuilding messages 1-94: Historian failed while processing this session: Error message="Pi recomp historian failed (spawn_failed): spawn pi ENOENT" Nothing was written.
[2026-06-20T13:25:50.145Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: creating child session (agent=historian, model=agent:historian)
[2026-06-20T13:25:50.148Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: prompt attempt 1 failed: Pi recomp historian failed (spawn_failed): spawn pi ENOENT
[2026-06-20T13:25:50.148Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian prompt failed: Error message="Pi recomp historian failed (spawn_failed): spawn pi ENOENT" promptLength=23405 stackHead="Error: Pi recomp historian failed (spawn_failed): spawn pi ENOENT | at Object.prompt (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:191828:799) | at process.processTicksAndRejections (node:internal/process/task_queues:104:5) | at async promptWithTimeout (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:188256:1734)"
[2026-06-20T13:25:50.149Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: KEEPING child session magic-context-pi-recomp-1 (failed) — not deleted
[2026-06-20T13:25:50.149Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] compartment agent: retrying historian with lm-studio/qwen3.6-27b-text-nvfp4-mtp (session-model last resort 1/1)
[2026-06-20T13:25:50.149Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: creating child session (agent=historian, model=lm-studio/qwen3.6-27b-text-nvfp4-mtp)
[2026-06-20T13:25:50.152Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: prompt attempt 1 failed: Pi recomp historian failed (spawn_failed): spawn pi ENOENT
[2026-06-20T13:25:50.152Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian prompt failed: Error message="Pi recomp historian failed (spawn_failed): spawn pi ENOENT" promptLength=23405 stackHead="Error: Pi recomp historian failed (spawn_failed): spawn pi ENOENT | at Object.prompt (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:191828:799) | at process.processTicksAndRejections (node:internal/process/task_queues:104:5) | at async promptWithTimeout (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:188256:1734)"
[2026-06-20T13:25:50.154Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: KEEPING child session magic-context-pi-recomp-2 (failed) — not deleted
[2026-06-20T13:25:50.156Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] recomp finished (published=false): ## Magic Recomp — Failed Recomp failed while rebuilding messages 1-94: Historian failed while processing this session: Error message="Pi recomp historian failed (spawn_failed): spawn pi ENOENT" Nothing was written.
[2026-06-20T13:25:50.768Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: creating child session (agent=historian, model=agent:historian)
[2026-06-20T13:25:50.771Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: prompt attempt 1 failed: Pi recomp historian failed (spawn_failed): spawn pi ENOENT
[2026-06-20T13:25:50.771Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian prompt failed: Error message="Pi recomp historian failed (spawn_failed): spawn pi ENOENT" promptLength=23405 stackHead="Error: Pi recomp historian failed (spawn_failed): spawn pi ENOENT | at Object.prompt (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:191828:799) | at process.processTicksAndRejections (node:internal/process/task_queues:104:5) | at async promptWithTimeout (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:188256:1734)"
[2026-06-20T13:25:50.772Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: KEEPING child session magic-context-pi-recomp-1 (failed) — not deleted
[2026-06-20T13:25:50.772Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] compartment agent: retrying historian with lm-studio/qwen3.6-27b-text-nvfp4-mtp (session-model last resort 1/1)
[2026-06-20T13:25:50.772Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: creating child session (agent=historian, model=lm-studio/qwen3.6-27b-text-nvfp4-mtp)
[2026-06-20T13:25:50.775Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: prompt attempt 1 failed: Pi recomp historian failed (spawn_failed): spawn pi ENOENT
[2026-06-20T13:25:50.775Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian prompt failed: Error message="Pi recomp historian failed (spawn_failed): spawn pi ENOENT" promptLength=23405 stackHead="Error: Pi recomp historian failed (spawn_failed): spawn pi ENOENT | at Object.prompt (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:191828:799) | at process.processTicksAndRejections (node:internal/process/task_queues:104:5) | at async promptWithTimeout (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:188256:1734)"
[2026-06-20T13:25:50.776Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: KEEPING child session magic-context-pi-recomp-2 (failed) — not deleted
[2026-06-20T13:25:50.778Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] recomp finished (published=false): ## Magic Recomp — Failed Recomp failed while rebuilding messages 1-94: Historian failed while processing this session: Error message="Pi recomp historian failed (spawn_failed): spawn pi ENOENT" Nothing was written.
[2026-06-20T13:25:51.207Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: creating child session (agent=historian, model=agent:historian)
[2026-06-20T13:25:51.210Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: prompt attempt 1 failed: Pi recomp historian failed (spawn_failed): spawn pi ENOENT
[2026-06-20T13:25:51.210Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian prompt failed: Error message="Pi recomp historian failed (spawn_failed): spawn pi ENOENT" promptLength=23405 stackHead="Error: Pi recomp historian failed (spawn_failed): spawn pi ENOENT | at Object.prompt (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:191828:799) | at process.processTicksAndRejections (node:internal/process/task_queues:104:5) | at async promptWithTimeout (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:188256:1734)"
[2026-06-20T13:25:51.211Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: KEEPING child session magic-context-pi-recomp-1 (failed) — not deleted
[2026-06-20T13:25:51.211Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] compartment agent: retrying historian with lm-studio/qwen3.6-27b-text-nvfp4-mtp (session-model last resort 1/1)
[2026-06-20T13:25:51.211Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: creating child session (agent=historian, model=lm-studio/qwen3.6-27b-text-nvfp4-mtp)
[2026-06-20T13:25:51.214Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: prompt attempt 1 failed: Pi recomp historian failed (spawn_failed): spawn pi ENOENT
[2026-06-20T13:25:51.214Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian prompt failed: Error message="Pi recomp historian failed (spawn_failed): spawn pi ENOENT" promptLength=23405 stackHead="Error: Pi recomp historian failed (spawn_failed): spawn pi ENOENT | at Object.prompt (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:191828:799) | at process.processTicksAndRejections (node:internal/process/task_queues:104:5) | at async promptWithTimeout (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:188256:1734)"
[2026-06-20T13:25:51.215Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: KEEPING child session magic-context-pi-recomp-2 (failed) — not deleted
[2026-06-20T13:25:51.217Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] recomp finished (published=false): ## Magic Recomp — Failed Recomp failed while rebuilding messages 1-94: Historian failed while processing this session: Error message="Pi recomp historian failed (spawn_failed): spawn pi ENOENT" Nothing was written.
[2026-06-20T13:25:51.626Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: creating child session (agent=historian, model=agent:historian)
[2026-06-20T13:25:51.629Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: prompt attempt 1 failed: Pi recomp historian failed (spawn_failed): spawn pi ENOENT
[2026-06-20T13:25:51.629Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian prompt failed: Error message="Pi recomp historian failed (spawn_failed): spawn pi ENOENT" promptLength=23405 stackHead="Error: Pi recomp historian failed (spawn_failed): spawn pi ENOENT | at Object.prompt (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:191828:799) | at process.processTicksAndRejections (node:internal/process/task_queues:104:5) | at async promptWithTimeout (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:188256:1734)"
[2026-06-20T13:25:51.630Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: KEEPING child session magic-context-pi-recomp-1 (failed) — not deleted
[2026-06-20T13:25:51.630Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] compartment agent: retrying historian with lm-studio/qwen3.6-27b-text-nvfp4-mtp (session-model last resort 1/1)
[2026-06-20T13:25:51.630Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: creating child session (agent=historian, model=lm-studio/qwen3.6-27b-text-nvfp4-mtp)
[2026-06-20T13:25:51.633Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: prompt attempt 1 failed: Pi recomp historian failed (spawn_failed): spawn pi ENOENT
[2026-06-20T13:25:51.633Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian prompt failed: Error message="Pi recomp historian failed (spawn_failed): spawn pi ENOENT" promptLength=23405 stackHead="Error: Pi recomp historian failed (spawn_failed): spawn pi ENOENT | at Object.prompt (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:191828:799) | at process.processTicksAndRejections (node:internal/process/task_queues:104:5) | at async promptWithTimeout (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:188256:1734)"
[2026-06-20T13:25:51.634Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: KEEPING child session magic-context-pi-recomp-2 (failed) — not deleted
[2026-06-20T13:25:51.636Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] recomp finished (published=false): ## Magic Recomp — Failed Recomp failed while rebuilding messages 1-94: Historian failed while processing this session: Error message="Pi recomp historian failed (spawn_failed): spawn pi ENOENT" Nothing was written.
[2026-06-20T13:25:52.104Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: creating child session (agent=historian, model=agent:historian)
[2026-06-20T13:25:52.106Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: prompt attempt 1 failed: Pi recomp historian failed (spawn_failed): spawn pi ENOENT
[2026-06-20T13:25:52.106Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian prompt failed: Error message="Pi recomp historian failed (spawn_failed): spawn pi ENOENT" promptLength=23405 stackHead="Error: Pi recomp historian failed (spawn_failed): spawn pi ENOENT | at Object.prompt (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:191828:799) | at process.processTicksAndRejections (node:internal/process/task_queues:104:5) | at async promptWithTimeout (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:188256:1734)"
[2026-06-20T13:25:52.107Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: KEEPING child session magic-context-pi-recomp-1 (failed) — not deleted
[2026-06-20T13:25:52.107Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] compartment agent: retrying historian with lm-studio/qwen3.6-27b-text-nvfp4-mtp (session-model last resort 1/1)
[2026-06-20T13:25:52.107Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: creating child session (agent=historian, model=lm-studio/qwen3.6-27b-text-nvfp4-mtp)
[2026-06-20T13:25:52.110Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: prompt attempt 1 failed: Pi recomp historian failed (spawn_failed): spawn pi ENOENT
[2026-06-20T13:25:52.110Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian prompt failed: Error message="Pi recomp historian failed (spawn_failed): spawn pi ENOENT" promptLength=23405 stackHead="Error: Pi recomp historian failed (spawn_failed): spawn pi ENOENT | at Object.prompt (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:191828:799) | at process.processTicksAndRejections (node:internal/process/task_queues:104:5) | at async promptWithTimeout (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:188256:1734)"
[2026-06-20T13:25:52.111Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: KEEPING child session magic-context-pi-recomp-2 (failed) — not deleted
[2026-06-20T13:25:52.113Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] recomp finished (published=false): ## Magic Recomp — Failed Recomp failed while rebuilding messages 1-94: Historian failed while processing this session: Error message="Pi recomp historian failed (spawn_failed): spawn pi ENOENT" Nothing was written.
[2026-06-20T13:26:37.857Z] [dreamer] unregistered project git:ca1e75fd46fa36208ddd8a34e473ee581201991a (remaining=0)
[2026-06-20T13:26:37.857Z] [dreamer] stopped dream schedule timer (no projects left)
[2026-06-20T13:26:40.628Z] [magic-context][pi] loaded v0.26.0 | harness=pi | db=<HOME>\.local\share\cortexkit\magic-context\context.db | project=git:ca1e75fd46fa36208ddd8a34e473ee581201991a | dir=D:\project
[2026-06-20T13:26:40.631Z] [magic-context][pi] config loaded from: <HOME>\.pi\agent\magic-context.jsonc
[2026-06-20T13:26:40.632Z] [magic-context][pi] registered embedding config for project git:ca1e75fd46fa36208ddd8a34e473ee581201991a
[2026-06-20T13:26:40.632Z] [magic-context][pi] registered tools: ctx_search, ctx_memory, ctx_note, ctx_expand, ctx_reduce
[2026-06-20T13:26:40.633Z] [magic-context][pi] registered context handler (tagging + drops + nudges)
[2026-06-20T13:26:40.633Z] [magic-context][pi] registered historian trigger (model=qwen3.6-27b-text-nvfp4-mtp, executeThreshold=65%)
[2026-06-20T13:26:40.633Z] [magic-context][pi] registered auto-search hint (threshold=0.6, minChars=20)
[2026-06-20T13:26:40.634Z] [magic-context][pi] registered /ctx-aug (sidekick model=qwen3.6-27b-text-nvfp4-mtp)
[2026-06-20T13:26:40.634Z] [magic-context][pi] registered /ctx-status
[2026-06-20T13:26:40.634Z] [magic-context][pi] registered magic-context status line
[2026-06-20T13:26:40.634Z] [magic-context][pi] registered /ctx-flush
[2026-06-20T13:26:40.634Z] [magic-context][pi] registered /ctx-recomp
[2026-06-20T13:26:40.634Z] [magic-context][pi] registered /ctx-session-upgrade
[2026-06-20T13:26:40.634Z] [magic-context][pi] registered /ctx-dream
[2026-06-20T13:26:40.634Z] [magic-context][pi] registered /ctx-embed
[2026-06-20T13:26:40.635Z] [magic-context][pi] registered dreamer (schedule=02:00-06:00, tasks=[consolidate,verify,archive-stale,improve])
[2026-06-20T13:26:40.635Z] [magic-context][pi] registered before_agent_start system prompt injector
[2026-06-20T13:26:40.635Z] [dreamer] registered project git:ca1e75fd46fa36208ddd8a34e473ee581201991a (dreaming=true embeddings=true commits=false; total=1)
[2026-06-20T13:26:40.635Z] [dreamer] started independent schedule timer (every 15m)
[2026-06-20T13:26:40.636Z] [dreamer] timer tick (startup) — projects=1
[2026-06-20T13:26:40.637Z] [dreamer] timer tick (startup) git:ca1e75fd46fa36208ddd8a34e473ee581201991a — checking schedule window "02:00-06:00"
[2026-06-20T13:26:46.757Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: creating child session (agent=historian, model=agent:historian)
[2026-06-20T13:26:46.761Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: prompt attempt 1 failed: Pi recomp historian failed (spawn_failed): spawn EINVAL
[2026-06-20T13:26:46.764Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian prompt failed: Error message="Pi recomp historian failed (spawn_failed): spawn EINVAL" promptLength=23405 stackHead="Error: Pi recomp historian failed (spawn_failed): spawn EINVAL | at Object.prompt (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:191828:799) | at process.processTicksAndRejections (node:internal/process/task_queues:104:5) | at async promptWithTimeout (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:188256:1734)"
[2026-06-20T13:26:46.765Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: KEEPING child session magic-context-pi-recomp-1 (failed) — not deleted
[2026-06-20T13:26:46.765Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] compartment agent: retrying historian with lm-studio/qwen3.6-27b-text-nvfp4-mtp (session-model last resort 1/1)
[2026-06-20T13:26:46.766Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: creating child session (agent=historian, model=lm-studio/qwen3.6-27b-text-nvfp4-mtp)
[2026-06-20T13:26:46.767Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: prompt attempt 1 failed: Pi recomp historian failed (spawn_failed): spawn EINVAL
[2026-06-20T13:26:46.767Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian prompt failed: Error message="Pi recomp historian failed (spawn_failed): spawn EINVAL" promptLength=23405 stackHead="Error: Pi recomp historian failed (spawn_failed): spawn EINVAL | at Object.prompt (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:191828:799) | at process.processTicksAndRejections (node:internal/process/task_queues:104:5) | at async promptWithTimeout (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:188256:1734)"
[2026-06-20T13:26:46.769Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: KEEPING child session magic-context-pi-recomp-2 (failed) — not deleted
[2026-06-20T13:26:46.772Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] recomp finished (published=false): ## Magic Recomp — Failed Recomp failed while rebuilding messages 1-94: Historian failed while processing this session: Error message="Pi recomp historian failed (spawn_failed): spawn EINVAL" Nothing was written.
[2026-06-20T13:27:58.047Z] [dreamer] unregistered project git:ca1e75fd46fa36208ddd8a34e473ee581201991a (remaining=0)
[2026-06-20T13:27:58.047Z] [dreamer] stopped dream schedule timer (no projects left)
[2026-06-20T13:27:58.431Z] [magic-context][pi] loaded v0.26.0 | harness=pi | db=<HOME>\.local\share\cortexkit\magic-context\context.db | project=git:ca1e75fd46fa36208ddd8a34e473ee581201991a | dir=D:\project
[2026-06-20T13:27:58.438Z] [magic-context][pi] config loaded from: <HOME>\.pi\agent\magic-context.jsonc
[2026-06-20T13:27:58.440Z] [magic-context][pi] registered embedding config for project git:ca1e75fd46fa36208ddd8a34e473ee581201991a
[2026-06-20T13:27:58.440Z] [magic-context][pi] registered tools: ctx_search, ctx_memory, ctx_note, ctx_expand, ctx_reduce
[2026-06-20T13:27:58.441Z] [magic-context][pi] registered context handler (tagging + drops + nudges)
[2026-06-20T13:27:58.441Z] [magic-context][pi] registered historian trigger (model=lm-studio/qwen3.6-27b-text-nvfp4-mtp, executeThreshold=65%)
[2026-06-20T13:27:58.441Z] [magic-context][pi] registered auto-search hint (threshold=0.6, minChars=20)
[2026-06-20T13:27:58.441Z] [magic-context][pi] registered /ctx-aug (sidekick model=lm-studio/qwen3.6-27b-text-nvfp4-mtp)
[2026-06-20T13:27:58.441Z] [magic-context][pi] registered /ctx-status
[2026-06-20T13:27:58.441Z] [magic-context][pi] registered magic-context status line
[2026-06-20T13:27:58.441Z] [magic-context][pi] registered /ctx-flush
[2026-06-20T13:27:58.441Z] [magic-context][pi] registered /ctx-recomp
[2026-06-20T13:27:58.442Z] [magic-context][pi] registered /ctx-session-upgrade
[2026-06-20T13:27:58.442Z] [magic-context][pi] registered /ctx-dream
[2026-06-20T13:27:58.442Z] [magic-context][pi] registered /ctx-embed
[2026-06-20T13:27:58.443Z] [magic-context][pi] registered dreamer (schedule=02:00-06:00, tasks=[consolidate,verify,archive-stale,improve])
[2026-06-20T13:27:58.443Z] [magic-context][pi] registered before_agent_start system prompt injector
[2026-06-20T13:27:58.443Z] [dreamer] registered project git:ca1e75fd46fa36208ddd8a34e473ee581201991a (dreaming=true embeddings=true commits=false; total=1)
[2026-06-20T13:27:58.443Z] [dreamer] started independent schedule timer (every 15m)
[2026-06-20T13:27:58.443Z] [dreamer] timer tick (startup) — projects=1
[2026-06-20T13:27:58.444Z] [dreamer] timer tick (startup) git:ca1e75fd46fa36208ddd8a34e473ee581201991a — checking schedule window "02:00-06:00"
[2026-06-20T13:28:00.283Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: creating child session (agent=historian, model=agent:historian)
[2026-06-20T13:28:00.287Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: prompt attempt 1 failed: Pi recomp historian failed (spawn_failed): spawn EINVAL
[2026-06-20T13:28:00.290Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian prompt failed: Error message="Pi recomp historian failed (spawn_failed): spawn EINVAL" promptLength=23405 stackHead="Error: Pi recomp historian failed (spawn_failed): spawn EINVAL | at Object.prompt (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:191828:799) | at process.processTicksAndRejections (node:internal/process/task_queues:104:5) | at async promptWithTimeout (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:188256:1734)"
[2026-06-20T13:28:00.291Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: KEEPING child session magic-context-pi-recomp-1 (failed) — not deleted
[2026-06-20T13:28:00.291Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] compartment agent: retrying historian with lm-studio/qwen3.6-27b-text-nvfp4-mtp (session-model last resort 1/1)
[2026-06-20T13:28:00.291Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: creating child session (agent=historian, model=lm-studio/qwen3.6-27b-text-nvfp4-mtp)
[2026-06-20T13:28:00.293Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: prompt attempt 1 failed: Pi recomp historian failed (spawn_failed): spawn EINVAL
[2026-06-20T13:28:00.293Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian prompt failed: Error message="Pi recomp historian failed (spawn_failed): spawn EINVAL" promptLength=23405 stackHead="Error: Pi recomp historian failed (spawn_failed): spawn EINVAL | at Object.prompt (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:191828:799) | at process.processTicksAndRejections (node:internal/process/task_queues:104:5) | at async promptWithTimeout (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:188256:1734)"
[2026-06-20T13:28:00.294Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: KEEPING child session magic-context-pi-recomp-2 (failed) — not deleted
[2026-06-20T13:28:00.297Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] recomp finished (published=false): ## Magic Recomp — Failed Recomp failed while rebuilding messages 1-94: Historian failed while processing this session: Error message="Pi recomp historian failed (spawn_failed): spawn EINVAL" Nothing was written.
[2026-06-20T13:28:12.743Z] [dreamer] unregistered project git:ca1e75fd46fa36208ddd8a34e473ee581201991a (remaining=0)
[2026-06-20T13:28:12.743Z] [dreamer] stopped dream schedule timer (no projects left)
[2026-06-20T13:28:15.428Z] [magic-context][pi] loaded v0.26.0 | harness=pi | db=<HOME>\.local\share\cortexkit\magic-context\context.db | project=git:ca1e75fd46fa36208ddd8a34e473ee581201991a | dir=D:\project
[2026-06-20T13:28:15.430Z] [magic-context][pi] config loaded from: <HOME>\.pi\agent\magic-context.jsonc
[2026-06-20T13:28:15.431Z] [magic-context][pi] registered embedding config for project git:ca1e75fd46fa36208ddd8a34e473ee581201991a
[2026-06-20T13:28:15.431Z] [magic-context][pi] registered tools: ctx_search, ctx_memory, ctx_note, ctx_expand, ctx_reduce
[2026-06-20T13:28:15.432Z] [magic-context][pi] registered context handler (tagging + drops + nudges)
[2026-06-20T13:28:15.432Z] [magic-context][pi] registered historian trigger (model=lm-studio/qwen3.6-27b-text-nvfp4-mtp, executeThreshold=65%)
[2026-06-20T13:28:15.432Z] [magic-context][pi] registered auto-search hint (threshold=0.6, minChars=20)
[2026-06-20T13:28:15.432Z] [magic-context][pi] registered /ctx-aug (sidekick model=lm-studio/qwen3.6-27b-text-nvfp4-mtp)
[2026-06-20T13:28:15.432Z] [magic-context][pi] registered /ctx-status
[2026-06-20T13:28:15.432Z] [magic-context][pi] registered magic-context status line
[2026-06-20T13:28:15.432Z] [magic-context][pi] registered /ctx-flush
[2026-06-20T13:28:15.433Z] [magic-context][pi] registered /ctx-recomp
[2026-06-20T13:28:15.433Z] [magic-context][pi] registered /ctx-session-upgrade
[2026-06-20T13:28:15.433Z] [magic-context][pi] registered /ctx-dream
[2026-06-20T13:28:15.433Z] [magic-context][pi] registered /ctx-embed
[2026-06-20T13:28:15.434Z] [magic-context][pi] registered dreamer (schedule=02:00-06:00, tasks=[consolidate,verify,archive-stale,improve])
[2026-06-20T13:28:15.434Z] [magic-context][pi] registered before_agent_start system prompt injector
[2026-06-20T13:28:15.434Z] [dreamer] registered project git:ca1e75fd46fa36208ddd8a34e473ee581201991a (dreaming=true embeddings=true commits=false; total=1)
[2026-06-20T13:28:15.434Z] [dreamer] started independent schedule timer (every 15m)
[2026-06-20T13:28:15.434Z] [dreamer] timer tick (startup) — projects=1
[2026-06-20T13:28:15.435Z] [dreamer] timer tick (startup) git:ca1e75fd46fa36208ddd8a34e473ee581201991a — checking schedule window "02:00-06:00"
[2026-06-20T13:28:17.547Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: creating child session (agent=historian, model=agent:historian)
[2026-06-20T13:28:17.550Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: prompt attempt 1 failed: Pi recomp historian failed (spawn_failed): spawn pi ENOENT
[2026-06-20T13:28:17.550Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian prompt failed: Error message="Pi recomp historian failed (spawn_failed): spawn pi ENOENT" promptLength=23405 stackHead="Error: Pi recomp historian failed (spawn_failed): spawn pi ENOENT | at Object.prompt (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:191828:799) | at process.processTicksAndRejections (node:internal/process/task_queues:104:5) | at async promptWithTimeout (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:188256:1734)"
[2026-06-20T13:28:17.551Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: KEEPING child session magic-context-pi-recomp-1 (failed) — not deleted
[2026-06-20T13:28:17.551Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] compartment agent: retrying historian with lm-studio/qwen3.6-27b-text-nvfp4-mtp (session-model last resort 1/1)
[2026-06-20T13:28:17.552Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: creating child session (agent=historian, model=lm-studio/qwen3.6-27b-text-nvfp4-mtp)
[2026-06-20T13:28:17.554Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: prompt attempt 1 failed: Pi recomp historian failed (spawn_failed): spawn pi ENOENT
[2026-06-20T13:28:17.554Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian prompt failed: Error message="Pi recomp historian failed (spawn_failed): spawn pi ENOENT" promptLength=23405 stackHead="Error: Pi recomp historian failed (spawn_failed): spawn pi ENOENT | at Object.prompt (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:191828:799) | at process.processTicksAndRejections (node:internal/process/task_queues:104:5) | at async promptWithTimeout (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:188256:1734)"
[2026-06-20T13:28:17.555Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: KEEPING child session magic-context-pi-recomp-2 (failed) — not deleted
[2026-06-20T13:28:17.557Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] recomp finished (published=false): ## Magic Recomp — Failed Recomp failed while rebuilding messages 1-94: Historian failed while processing this session: Error message="Pi recomp historian failed (spawn_failed): spawn pi ENOENT" Nothing was written.
[2026-06-20T13:29:06.358Z] [dreamer] unregistered project git:ca1e75fd46fa36208ddd8a34e473ee581201991a (remaining=0)
[2026-06-20T13:29:06.358Z] [dreamer] stopped dream schedule timer (no projects left)
[2026-06-20T13:29:09.005Z] [magic-context][pi] loaded v0.26.0 | harness=pi | db=<HOME>\.local\share\cortexkit\magic-context\context.db | project=git:ca1e75fd46fa36208ddd8a34e473ee581201991a | dir=D:\project
[2026-06-20T13:29:09.009Z] [magic-context][pi] config loaded from: <HOME>\.pi\agent\magic-context.jsonc
[2026-06-20T13:29:09.010Z] [magic-context][pi] registered embedding config for project git:ca1e75fd46fa36208ddd8a34e473ee581201991a
[2026-06-20T13:29:09.010Z] [magic-context][pi] registered tools: ctx_search, ctx_memory, ctx_note, ctx_expand, ctx_reduce
[2026-06-20T13:29:09.011Z] [magic-context][pi] registered context handler (tagging + drops + nudges)
[2026-06-20T13:29:09.011Z] [magic-context][pi] registered historian trigger (model=lm-studio/qwen3.6-27b-text-nvfp4-mtp, executeThreshold=65%)
[2026-06-20T13:29:09.011Z] [magic-context][pi] registered auto-search hint (threshold=0.6, minChars=20)
[2026-06-20T13:29:09.012Z] [magic-context][pi] registered /ctx-aug (sidekick model=lm-studio/qwen3.6-27b-text-nvfp4-mtp)
[2026-06-20T13:29:09.012Z] [magic-context][pi] registered /ctx-status
[2026-06-20T13:29:09.012Z] [magic-context][pi] registered magic-context status line
[2026-06-20T13:29:09.012Z] [magic-context][pi] registered /ctx-flush
[2026-06-20T13:29:09.012Z] [magic-context][pi] registered /ctx-recomp
[2026-06-20T13:29:09.012Z] [magic-context][pi] registered /ctx-session-upgrade
[2026-06-20T13:29:09.012Z] [magic-context][pi] registered /ctx-dream
[2026-06-20T13:29:09.012Z] [magic-context][pi] registered /ctx-embed
[2026-06-20T13:29:09.013Z] [magic-context][pi] registered dreamer (schedule=02:00-06:00, tasks=[consolidate,verify,archive-stale,improve])
[2026-06-20T13:29:09.013Z] [magic-context][pi] registered before_agent_start system prompt injector
[2026-06-20T13:29:09.013Z] [dreamer] registered project git:ca1e75fd46fa36208ddd8a34e473ee581201991a (dreaming=true embeddings=true commits=false; total=1)
[2026-06-20T13:29:09.013Z] [dreamer] started independent schedule timer (every 15m)
[2026-06-20T13:29:09.013Z] [dreamer] timer tick (startup) — projects=1
[2026-06-20T13:29:09.015Z] [dreamer] timer tick (startup) git:ca1e75fd46fa36208ddd8a34e473ee581201991a — checking schedule window "02:00-06:00"
[2026-06-20T13:29:13.044Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: creating child session (agent=historian, model=agent:historian)
[2026-06-20T13:29:13.048Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: prompt attempt 1 failed: Pi recomp historian failed (spawn_failed): spawn pi ENOENT
[2026-06-20T13:29:13.050Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian prompt failed: Error message="Pi recomp historian failed (spawn_failed): spawn pi ENOENT" promptLength=23405 stackHead="Error: Pi recomp historian failed (spawn_failed): spawn pi ENOENT | at Object.prompt (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:191828:799) | at process.processTicksAndRejections (node:internal/process/task_queues:104:5) | at async promptWithTimeout (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:188256:1734)"
[2026-06-20T13:29:13.052Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: KEEPING child session magic-context-pi-recomp-1 (failed) — not deleted
[2026-06-20T13:29:13.052Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] compartment agent: retrying historian with lm-studio/qwen3.6-27b-text-nvfp4-mtp (session-model last resort 1/1)
[2026-06-20T13:29:13.052Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: creating child session (agent=historian, model=lm-studio/qwen3.6-27b-text-nvfp4-mtp)
[2026-06-20T13:29:13.055Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: prompt attempt 1 failed: Pi recomp historian failed (spawn_failed): spawn pi ENOENT
[2026-06-20T13:29:13.055Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian prompt failed: Error message="Pi recomp historian failed (spawn_failed): spawn pi ENOENT" promptLength=23405 stackHead="Error: Pi recomp historian failed (spawn_failed): spawn pi ENOENT | at Object.prompt (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:191828:799) | at process.processTicksAndRejections (node:internal/process/task_queues:104:5) | at async promptWithTimeout (C:/Users/<USER:07d046d5fac1>/.pi/agent/npm/node_modules/@cortexkit/pi-magic-context/dist/index.js:188256:1734)"
[2026-06-20T13:29:13.056Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] historian: KEEPING child session magic-context-pi-recomp-2 (failed) — not deleted
[2026-06-20T13:29:13.059Z] [magic-context][019ee4ef-5130-7b7b-ba43-811f40fb13ca] recomp finished (published=false): ## Magic Recomp — Failed Recomp failed while rebuilding messages 1-94: Historian failed while processing this session: Error message="Pi recomp historian failed (spawn_failed): spawn pi ENOENT" Nothing was written.
[2026-06-20T13:44:09.025Z] [dreamer] timer tick (interval) — projects=1
[2026-06-20T13:44:09.030Z] [dreamer] timer tick (interval) git:ca1e75fd46fa36208ddd8a34e473ee581201991a — checking schedule window "02:00-06:00"
[2026-06-20T13:45:22.703Z] [dreamer] unregistered project git:ca1e75fd46fa36208ddd8a34e473ee581201991a (remaining=0)
[2026-06-20T13:45:22.703Z] [dreamer] stopped dream schedule timer (no projects left)

[alfonso-magic-context]

Fixed in v0.27.2.

Pi subagents now spawn through the running Node executable (with argv[1]) rather than a bare pi command, which failed on Windows. The spawn path is also shell-free, so prompt text is never passed through cmd.exe. Thanks for the report.