Bug 469748

Summary: Graphical glitches when viewing the attached PDF
Product: [Applications] okular Reporter: Lorenzo <lorgar999>
Component: PDF backendAssignee: Okular developers <okular-devel>
Status: REPORTED ---    
Severity: minor    
Priority: NOR    
Version First Reported In: 23.04.1   
Target Milestone: ---   
Platform: openSUSE   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:
Attachments: Problematic PDF

Description Lorenzo 2023-05-14 15:14:15 UTC
Created attachment 158941 [details]
Problematic PDF

SUMMARY
While viewing this PDF the rendering is intermittent: sometimes changing page renders it (except a bar on the bottom), sometimes nothing happens. Selecting areas on a page shows the real content (only in the selected region), when the previous page is still visible after a page switch.
Chromium of Firefox have no problems with this file.

STEPS TO REPRODUCE
1. Open the PDF attached.
2. Switch pages.

OBSERVED RESULT
Previous page stays on the screen.

EXPECTED RESULT
Next pages appears on the screen.

SOFTWARE/OS VERSIONS
Linux: 6.3.1
KDE Plasma Version: 5.27.5
KDE Frameworks Version: 5.105.0
Qt Version: 5.15.8