Two of my colleagues have exprerienced this on AC29 and their hotfixes are uptodate. This happens when you click on 'File" or Teamwork" and then when you move on to the next tabs, it freezes as shown below and it can not be removed unless you close t...

It would be very helpful if Archicad have a feature to SEO between top and bottom slabs as well as to the left or right of a wall. In this example, I wanted to remove the earth mesh in the parkade.