ArchiCAD has shown several signs of freezing in windows platforms, this issue may be caused by a number of technical problems, for instance, doing a render on a background while working on a floor plan view, large number of polygons on a detail etc. All compatible versions of ArchiCAD may be affected.
List Of Issue and Possible causes:
- More than one task on ArchiCAD may require excessive usage of RAM, this may lead to freezing. It turns out that a possible cause could be nVidia GeForce an application related to nVidia Graphic Card. Read Graphisoft article here
- Not meeting recommended system requirements: check here
ArchiCAD 18 specific freezing technical issues
- Render and surface settings dialogue box might be slow and this is planned to be fixed in the next update.
- Complex Profiles may contain a large number of polygons due to a large scale, revert to a recommended scale of 1:50
For more details of the above mentioned issues please visit the following link: http://helpcenter.graphisoft.com/troubleshooting/performance/archicad-18-performance-troubleshooting-guide/#Multiple_ArchiCAD_instances_cause_Freeze