When PyInstaller fails to load a required dependency, asset, or permission level, it crashes and displays this generic fatal error. Common Causes of the Error
Ensure all prerequisites (like specific .NET versions or runtimes) are installed. 4. Verify PowerShell Execution Policy (Windows Users) failed to execute script mspm-source
The script may need elevated permissions to modify files, write logs, or access specific network ports. Step-by-Step Troubleshooting Guide Follow these steps in order to diagnose and fix the issue. 1. Run the Executable via Command Prompt When PyInstaller fails to load a required dependency,
Recompile your script with debugging enabled to see exactly where the bootloader or script fails. pyinstaller --debug=all mspm-source.py Use code with caution. Handle Relative File Paths Correctly Run the Executable via Command Prompt Recompile your
Does this error appear , or only when opening a specific app?
The Windows Registry is a central database that contains low-level settings. An orphaned registry entry may be trying to launch the script.