noticing a few dialogs that no longer escape or close with the esc key (or sometimes do, and sometimes don't).
Layers are definitely a problem (consistently will not close with esc)
Library manager, has hung up after changing elements in the E/L
Various other view and attribute dialogs are hit or miss
BIM solutions and trouble shooting (self proclaimed) expert. Using Archicad Version (all of them), on Mac OS (whatever is 1 version older than current)