Bug 515160 - Plasmashell crashes when rapidly switching taskbar groups
Summary: Plasmashell crashes when rapidly switching taskbar groups
Status: RESOLVED DUPLICATE of bug 491699
Alias: None
Product: plasmashell
Classification: Plasma
Component: Window List widget (other bugs)
Version First Reported In: 6.5.5
Platform: Kubuntu Linux
: NOR crash
Target Milestone: 1.0
Assignee: Plasma Bugs List
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2026-01-27 16:30 UTC by ytr7ds
Modified: 2026-01-27 19:16 UTC (History)
2 users (show)

See Also:
Latest Commit:
Version Fixed/Implemented In:
Sentry Crash Report:

Attachments
gdb (97.41 KB, text/plain)
2026-01-27 16:30 UTC, ytr7ds 		Details
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Description ytr7ds 2026-01-27 16:30:02 UTC 
Created attachment 188952 [details]
gdb

SUMMARY
When switching quickly between groups on the taskbar and letting the popup show, there is a high possibility that plasmashell will crash.

STEPS TO REPRODUCE
1. video


OBSERVED RESULT
crash

EXPECTED RESULT
display correctly without crashing

SOFTWARE/OS VERSIONS
perating System: Kubuntu 25.10
KDE Plasma Version: 6.5.5
KDE Frameworks Version: 6.20.0
Qt Version: 6.9.2
Kernel Version: 6.17.0-8-generic (64-bit)
Graphics Platform: Wayland
Processors: 24 × Intel® Core™ Ultra 9 275HX
Memory: 64 GiB of RAM (62.2 GiB usable)
Graphics Processor 1: NVIDIA GeForce RTX 5070 Ti Laptop GPU
Graphics Processor 2: Intel® Graphics


ADDITIONAL INFORMATION
Comment 2 cwo 2026-01-27 19:16:21 UTC 
Thank you for the bug report! This is an upstream Qt bug, and should be fixed in Qt 6.10.1 and later.

*** This bug has been marked as a duplicate of bug 491699 ***