Gio: File:///tmp/....pdf: No Application Is Registered As Handling This File

I have this code Python3.7 on Fedora 30 : try : subprocess.call(['gio', 'open', path_to_pdf]) On others linux systems, including Fedora 29, the standalone application generate

Solution 1:

Problem solved :

This issue came from some kind of incompatibility between Matplotlib 3.0.1, and Pyinstaller 3.4. Upgrading to Matplotlib 3.0.3 solved the problem...