It seems this is not the only bug.

When testing underpromotions for the plugin, I reached the following position:
5R2/8/5K1k/8/8/8/8/8 w - -

If you now enter the move Rf8-h8#, the display of the VIP just goes blank instead of showing a mate - you have to press e.g. [C/CB] to continue.

__________________
Meine Webseite: https://fhub.jimdofree.com/