Failed To Execute Script Mspm-source «2025»

If the executable runs successfully after disabling your antivirus (temporarily):

A user on a GIS forum reported the exact error with an mspm-source.exe tool meant to process satellite imagery. They traced it via command prompt: failed to execute script mspm-source

Traceback (most recent call last):
  File "mspm-source.py", line 42, in <module>
  File "rasterio\__init__.py", line 23, in <module>
ModuleNotFoundError: No module named 'rasterio._base'

Solution: The developer had built the executable on a system with rasterio version 1.3.0, but the user's machine had a conflicting gdal.dll in their PATH. The fix was to delete the local gdal.dll from the system folder and rely entirely on the DLLs bundled with the executable’s internal folder. If the executable runs successfully after disabling your

This error typically occurs when a Python script packaged into an executable fails at startup due to one of these reasons: A user on a GIS forum reported the

| Cause | Explanation | |-------|-------------| | Missing Python modules | Required packages not included during build | | File path issues | Script assumes relative paths for data files, but executable runs from different working directory | | Hidden imports | PyInstaller did not detect dynamically imported modules | | Missing DLLs / system libraries | e.g., libpython.dll, vcruntime140.dll | | Environment mismatch | Script tries to access environment vars that don’t exist at runtime | | Permissions | Executable cannot write to temp or log directory |

This error is most often caused by a corrupted download or an incomplete extraction of files. The executable cannot find the "source" script it needs to run.