The biggest hurdle is that the error window hides the actual Python traceback. To uncover the root cause, you need to force the application to output its errors to a console. Press Win + R , type cmd , and hit .
If you created this executable yourself, the error likely means PyInstaller missed some dependencies or files during the build process. Here’s how to fix it and rebuild: failed to execute script mspm-source
When an application crashes before its internal logging mechanism can start, Windows displays this generic fatal error message. This guide will help you understand why this error happens and how to fix it. What Does This Error Mean? The biggest hurdle is that the error window