Bug 500560

Summary: Group Effect does not work properly in Flatpak.
Product: [Applications] kdenlive Reporter: nuxttux
Component: Video Effects & TransitionsAssignee: Jean-Baptiste Mardelle <jb>
Status: REPORTED ---    
Severity: normal    
Priority: NOR    
Version First Reported In: 24.12.2   
Target Milestone: ---   
Platform: Mint (Ubuntu based)   
OS: Linux   
Latest Commit: Version Fixed/Implemented In:
Sentry Crash Report:

Description nuxttux 2025-02-22 03:48:45 UTC 
SUMMARY
Group effect or effects applied to group, does not work properly on Flatpak version.

STEPS TO REPRODUCE
1. Add audio clip to timline.
2. Cut clip into three pieces / clips of similar length.
3. Select three pieces / clips.
4. Add volume effect to all three clips.
5. Enable Group Effect.
6. Click on one clips to activate it.
7. Add keyframe to volume effect.

OBSERVED RESULT
Keyframe is only added to active clip and not to other two parts. Occasionally, keyframe might be added to two clips, keyframe is sometimes set to "discreet" interpolation mode.

EXPECTED RESULT
Keyframe to be added to all 3 three clips.

SOFTWARE/OS VERSIONS
Windows: 
macOS: 
(available in the Info Center app, or by running `kinfo` in a terminal window)
Linux/KDE Plasma: 
KDE Plasma Version: 
KDE Frameworks Version: 6.11.0
Qt Version: 6.8.2

ADDITIONAL INFORMATION
This issue was observed in Kdenlive 24.12.1 flatpak as well. It was tested using Transform effect as well. The steps above rely on prior experience or knowledge of Group Effect feature.