BTT random crashes

Macbook Pro 16"
OSX 10.15.2

After updating to latest 3.335 (1543) BTT, app has been crashing is a snippet from problem details report:

Application Specific Information:

*** Terminating app due to uncaught exception 'NSInvalidArgumentException', reason: '*** -[__NSDictionaryM setObject:forKey:]: key cannot be nil'

abort() called

terminating with uncaught exception of type NSException

CoreUI: deallocating _CUIInternalLinkRendition 0 /System/Library/Frameworks/AppKit.framework/Resources/

could you attach or send the full report ( That snippet seems to indicate an issue coming from macOs which has already been fixed on 10.15.3, but it might be too little info to tell for sure.