Azure CLI V2 (azure-cli-2.45.0.msi) Error 1 module to load starting with 'azext_': got []

[bebound]

Encountered the error and tried to reinstall (repair, remove, install) Azure CLI azure-cli-2.45.0.msi but kept getting same:

Terminal
(base) PS C:\Users\DirName> az version
The command failed with an unexpected error. Here is the traceback:
Expected 1 module to load starting with 'azext_': got []
Traceback (most recent call last):
File "D:\a_work\1\s\build_scripts\windows\artifacts\cli\Lib\site-packages\knack/cli.py", line 233, in invoke
File "D:\a_work\1\s\build_scripts\windows\artifacts\cli\Lib\site-packages\azure/cli/core/commands/init.py", line 517, in execute
File "D:\a_work\1\s\build_scripts\windows\artifacts\cli\Lib\site-packages\azure/cli/core/init.py", line 426, in load_command_table
File "D:\a_work\1\s\build_scripts\windows\artifacts\cli\Lib\site-packages\azure/cli/core/init.py", line 320, in _update_command_table_from_extensions
File "D:\a_work\1\s\build_scripts\windows\artifacts\cli\Lib\site-packages\azure/cli/core/init.py", line 307, in filter_modname
File "D:\a_work\1\s\build_scripts\windows\artifacts\cli\Lib\site-packages\azure/cli/core/extension/init.py", line 308, in get_extension_modname
AssertionError: Expected 1 module to load starting with 'azext': got []
To check existing issues, please visit: https://github.com/Azure/azure-cli/issues

How did I get there?
I was tring to install azure-cli-ml exension and it corrupted the Azure CLI.

Install and set up the CLI (v2) - Azure Machine Learning | Microsoft Learn

Copy from https://github.com/Azure/azure-cli/issues/25473

[similar-bot-test]

Find similar issue https://github.com/Azure/azure-cli/issues/16188.

Issue title	AssertionError: Expected 1 module to load starting with 'azext_': got []
Create time	2020-12-08
Comment number	7