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Environment

• Development Kit: ESP8266_RTOS_SDK
• Development Env: MSYS32
• Operating System: Windows 11 x64

Problem Description

Problem by installing the Python Packages with the command "python -m pip install --user -r $IDF_PATH/requirements.txt" in the mingw32.exe command prompt.

Solved by

Add the --no-build-isolation solved this issue solved the problem:

"python -m pip install --no-build-isolation --user -r $IDF_PATH/requirements.txt"