Version tested 1.93.6
Reproducing procedures
1) Start XNView
2) Select one different folder (Try clicking the folder tree, if you use the default folder, it seems don't crash)
3) Select one/a few folders with more than 122 images,
4) then select "batch processing" from "Tools" menu
5) Click cancel
Xnview crashed
*XnView doesn't crash if I select files instead of folder(s)