WinDirStat 1.1.2 I can reproducibly make it crash with unhandled exception

0.4.11-RC-22-g2522ec1 gcc dbg linux

WinDirStat 1.1.2 from rapps.

Reproduction steps
-start the app
-let it analyze some drives
-while it analyzes and the pacmans are eating, close the app via top-right-x in titlebar

Observed result
It will crash with unhandled exception.
I tried multiple times. It's reproducible for me.
WinDirStatCrash.log

Expected result
2k3sp2_ok.webm does not crash