https://bugs.kde.org/show_bug.cgi?id=490563
Bug ID: 490563
Summary: Task switcher: 0x3: GL_INVALID_OPERATION in
glDrawBuffers(unsupported buffer GL_BACK_LEFT)
Classification: Plasma
Product: kwin
Version: 6.1.3
Platform: Other
OS: Linux
Status: REPORTED
Severity: normal
Priority: NOR
Component: scene-opengl
Assignee: kwin-bugs-n...@kde.org
Reporter: bastimeyer...@gmail.com
Target Milestone: ---
SUMMARY
When showing the task switcher (thumbnail grid - not sure if relevant),
kwin_wayland logs the following errors every time, while the second one is
spammed massively while the task switcher stays opened when holding the Alt
key.
```
Jul 20 16:46:57 basti-pc kwin_wayland[51611]: This plugin does not support
raise()
Jul 20 16:46:57 basti-pc kwin_wayland[51611]: kwin_scene_opengl: 0x3:
GL_INVALID_OPERATION in glDrawBuffers(unsupported buffer GL_BACK_LEFT)
```
STEPS TO REPRODUCE
1. Have task switcher with thumbnail grid set up
2. Have multiple windows open
3. Press (and hold) its key binding (Alt+Tab)
SOFTWARE/OS VERSIONS
Linux/KDE Plasma: Arch Linux
(available in About System)
KDE Plasma Version: 6.1.3
KDE Frameworks Version: 6.4.0
Qt Version: 6.7.2
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