Failed To Execute Script Mspm-source //free\\ -

PyInstaller-packaged tools are notorious for triggering false positives in Windows Defender and third-party antivirus suites. Open your Antivirus software or . Look at the Protection History or Quarantine log.

The "Failed to execute script mspm-source" error is almost always due to a missing runtime dependency, incorrect working directory, or a corrupted PyInstaller bundle. The fastest resolution is to run the executable from a terminal to capture the full traceback. For permanent fixes, developers should implement robust error logging and use PyInstaller’s debug flags during build. failed to execute script mspm-source