Manjaro 15.12 KDE It happens both for icon-only and regular task manager widget. You have to hover some launched program and wait until bubble shows off. Then you repeat this and this second hover crashes Plasma. If you make it three times, always THREE times, Plasma won't restart this time. Reproducible: Always Steps to Reproduce: 1. open some window 2. hover this window icon on task manager widget 3. wait for bubble 4. move cursor back 5. hover again and now Plasma crashes 6. repeat this 3 times and it won't restart - black background; no responce Actual Results: Plasma crashes and won't restart after repeating this 3 times Expected Results: Show bubble I use Manjaro on VirtualBox. Guest Additions installed. 2G RAM, 256M VRAM.
Sorry I don't know how to edit a bug report - window of program which icon we hover should be visible (not minimized).
*** This bug has been marked as a duplicate of bug 357895 ***