Is this a problem that you had with the latest library available from http://tr.graphisoftus.com. If yes, please send the bugs to GSUS techsupport (form available on the same page). The ArchiCAD 8.1 Library also fixes several issues. It will be available for US and Canadian ...

Dr Lau, In the parameter list of the window: -Turn off the frame depth=wall thickness parameter -Turn on the Brick veneer parameter. I hope this helps. Regards: Viktor Bullain GSUS