Pyinstaller 3.3 is not working on Windows XP. Pyinstaller 3.2.1 works. #2931
I tested PyInstaller 3.3 with a "Hello Word" app and it failed. I used a clean Python 3.4.4 install. Edit: More details: - My Hello World test app was in plain english - I deleted the Python directory before reinstalling - I'm not using any optional synxtax, only "pyinstaller myapp.py" - I'm not using upx - Tried in a virtual enviroment and I got an error from PyInstaller: "failed to create a process." (PyInstaller won't bundle my app) - I tested with Windows XP service pack 3
Win XP sp2 did very similar for me. The application builds. When run, "Access Denied" on the command line. A dialog appears "test.exe is not a valid Win32 application.". pyinstaller 3.2.1 works fine, I'm happy with the workaround for now.
My example program was
I'll try to find an XP SP3 target (these are lab systems) and post a proper report.