AutoCAD Architecture 2011 Trim Crash Fix

The initial releases of Autodesk AutoCAD Architecture 2011 and AutoCAD MEP 2011 possess a bug that causes the software to crash when using the Trim command.  The problem is also sometimes triggered by other commands such as Fillet, Chamfer, and Extend.

Autodesk has released a Hotfix for this problem and compressed zip files for both 32-bit and 64-bit installations can be downloaded at the following website:
http://usa.autodesk.com/adsk/servlet/ps/dl/item?siteID=123112&id=15140123&linkID=9240658

According to the Readme text file, the instructions for using the Hotfix are: Continue reading