https://bugs.kde.org/show_bug.cgi?id=438577
Bug ID: 438577
Summary: System freezes when i disable one screen and change
compositor rendering backend
Product: kwin
Version: git master
Platform: Neon Packages
OS: Linux
Status: REPORTED
Severity: normal
Priority: NOR
Component: compositing
Assignee: kwin-bugs-n...@kde.org
Reporter: bait...@mailfence.com
Target Milestone: ---
SUMMARY
I have 2 monitors (notebook + external monitor). When i disable the notebook
screen and change the compositor rendering backend, the system freezes. Only
the mouse moves work.
STEPS TO REPRODUCE
1. open "System Settings" -> "Display and Monitor" -> "Display Configuration"
2. Disable one screen
3. CHange the rendering backend (Opengl 2.0 to opengl 3.1 or vice versa).
OBSERVED RESULT
System freezes
EXPECTED RESULT
No freeze.
SOFTWARE/OS VERSIONS
Operating System: KDE neon Unstable Edition
KDE Plasma Version: 5.22.80
KDE Frameworks Version: 5.84.0
Qt Version: 5.15.3
Kernel Version: 5.4.0-74-generic (64-bit)
Graphics Platform: Wayland
Processors: 4 × Intel® Core™ i5-4200U CPU @ 1.60GHz
Memory: 9,6 GiB of RAM
Graphics Processor: Mesa DRI Intel® HD Graphics 4400
ADDITIONAL INFORMATION
Similar: https://bugs.kde.org/show_bug.cgi?id=425557
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