Microstation Hang at fast every shortcut command

Hallo, suddenly from a couple of days (I haven't done update or similar) micorstationhang for verage 5-7 second every 3-4 shortcut comman.

I work only with Position mapping and this is quite annoyin when the program freeze. It hppened the the program freeezed also when I save the file or switching to the preferences tab..

I have a crash (without error window) just after one hour af work and endless freezing.

CONNECT EditionUpdate 14 - 

on win10 pro version 1903

Nvidia quadro M2000