Created attachment 177095 [details] Video demonstration of the step 3-5 SUMMARY When changing speed when selected a group of clips, only one of them has its speed changed. STEPS TO REPRODUCE 1. Create a new project 2. Import a video with audio track, and drag it to timeline. The video and audio are grouped by default. 3. Select it from timeline, right-click it, and select "Change speed" 4. Change speed in the dialog OBSERVED RESULT Only one of video or audio has its speed changed. EXPECTED RESULT All the selected video and audio have their speed changed. SOFTWARE/OS VERSIONS Linux/KDE Plasma: Kubuntu 22.04, Linux 6.8.0-49-generic KDE Plasma Version: 5.24.7 KDE Frameworks Version: 6.8.0 Qt Version: 6.7.3 ADDITIONAL INFORMATION When changing speed when selected multiple ungrouped clips, it reproduces the same behavior: only one of them has its speed changed.
In some early versions of kdenlive this worked correctly. But I didn't remember which version is it when the bug start to appear.