SUMMARY Attempting to have a print preview, Okular displays an error message that says "Not possible to load print preview component" (or similar: translated from Italian message). STEPS TO REPRODUCE 1. Open a PDF document. 2. Click File >Print Preview. 3. An error message appears ("Not possible to load print preview component"). OBSERVED RESULT No print preview displayed. EXPECTED RESULT Show a print preview. SOFTWARE/OS VERSIONS Linux/KDE Plasma: Ubuntu 18.04 ADDITIONAL INFORMATION The bug is quite reproducible (after reboot, with different PDF documents).
Created attachment 130829 [details] Error message after Print Preview
Can you open .ps files in okular?