|screenshot: Plasmashell crash|
The dialog entitled ``Plasma'' shows the next information, too (Developer Information).
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x2afa1a0a30c0 (LWP 1913))]
This looked random, I found a hint at https://bugs.kde.org/show_bug.cgi?id=363371 .
A summary is also at Frequently crash the plasmashell .
Following this hint, this is caused by the dynamic window thumbnail creation. Here is the working example of show informational Tips.
|show informational Tips working example|
|Plasma setting: Off the show informational tips|