In my office we found that most of our crashing problems were due to graphics card conflicts with ArchiCAD.
We ended up turning off the Open GL 2D acceleration. That seemed to fix most of the crashing.
Since AC6 we've had general problems with graphics card conflicts in ArchiCAD.
David Larrew, AIA, GDLA, GSRC
Architectural Technology Specialist
a r c h i S O L U T I O N S
WIN7-10/ OSX 10.15.7
AC 5.1-25 USA