autoloader.php could raise Not AllowedException

[compagnon]

---

name: NotAllowedException raised by autoloader.php if Theming app is disabled / off
about: Internal Server error just after the login
labels: bug, 0. Needs triage

Steps to reproduce

1. Disable Theming App (for example to get back the default theming)
2. Logout
3. Login

Expected behaviour

layout.user page with app/files

Actual behaviour

Internal server error and log

Server configuration

Operating system:
WSL2
Web server:
nginx
Database:
postgresql
PHP version:
7.3
Nextcloud version:
master / 17.0.0 Beta 1

{"reqId":"FTdKwXVIUVbZCODMZiGT","level":3,"time":"2019-08-20T14:39:21+00:00","remoteAddr":"127.0.0.1","user":"sagis","app":"index","method":"GET","url":"/apps/files/","message":{"Exception":"OCP\AutoloadNotAllowedException","Message":"Autoload path not allowed: /mnt/c/localGIT/compagnon/nextcloud-server-master/apps/theming/lib/util.php","Code":0,"Trace":[{"file":"/mnt/c/localGIT/compagnon/nextcloud-server-master/lib/autoloader.php","line":162,"function":"isValidPath","class":"OC\Autoloader","type":"->","args":["/mnt/c/localGIT/compagnon/nextcloud-server-master/apps/theming/lib/util.php"]},{"function":"load","class":"OC\Autoloader","type":"->","args":["OCA\Theming\Util"]},{"function":"spl_autoload_call","args":["OCA\Theming\Util"]},{"file":"/mnt/c/localGIT/compagnon/nextcloud-server-master/lib/private/AppFramework/Utility/SimpleContainer.php","line":97,"function":"__construct","class":"ReflectionClass","type":"->","args":["OCA\Theming\Util"]},{"file":"/mnt/c/localGIT/compagnon/nextcloud-server-master/lib/private/AppFramework/Utility/SimpleContainer.php","line":114,"function":"resolve","class":"OC\AppFramework\Utility\SimpleContainer","type":"->","args":["OCA\Theming\Util"]},{"file":"/mnt/c/localGIT/compagnon/nextcloud-server-master/lib/private/ServerContainer.php","line":145,"function":"query","class":"OC\AppFramework\Utility\SimpleContainer","type":"->","args":["OCA\Theming\Util",true]},....{"file":"/mnt/c/localGIT/compagnon/nextcloud-server-master/lib/base.php","line":1000,"function":"match","class":"OC\Route\Router","type":"->","args":["/apps/files/"]},{"file":"/mnt/c/localGIT/compagnon/nextcloud-server-master/index.php","line":42,"function":"handleRequest","class":"OC","type":"::","args":[]}],"File":"/mnt/c/localGIT/compagnon/nextcloud-server-master/lib/autoloader.php","Line":137,"CustomMessage":"--"},"userAgent":"Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:68.0) Gecko/20100101 Firefox/68.0","version":"17.0.0.2"}

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