The error message typically occurs when a compiled Python executable (created via tools like PyInstaller or cx_Freeze ) cannot run properly. The script mspm-source appears to be the main entry point of an application—likely related to Microsoft Partner Center , Microsoft Security & Compliance , or a custom MSPM (Managed Security Posture Management) tool.
> mspm-source.exe Traceback (most recent call last): File "mspm-source.py", line 42, in <module> File "site-packages\cryptography\fernet.py", line 12, in <module> ModuleNotFoundError: No module named 'cryptography.hazmat' Failed to execute script mspm-source failed to execute script mspm-source
: The system cannot locate the required interpreter (e.g., powershell.exe ) because its folder is missing from the Windows Environment Variables. The error message typically occurs when a compiled
: Windows Defender or third-party antivirus software may block the execution of an unsigned or "unrecognized" script. 2. Immediate Troubleshooting Steps If you are the end-user trying to run an application: : Windows Defender or third-party antivirus software may
If you are reading this, you have likely just double-clicked an executable file (likely related to Python development, GIS software, or a custom-built tool) and were met with a frustrating black command prompt window that blinked open and closed—or simply a dialog box stating: