Remove any add-ins, plug-ins, or 3rd party software installed into AutoCAD.Perform a clean reinstall of the software per: Clean uninstall of AutoCAD or verticals.If this improves performance, add exceptions to the antivirus program (see How to set up antivirus (AV) exclusions to improve stability and performance of Autodesk software). Disable or uninstall antivirus software.
Install the latest AutoCAD update (see Install Updates, Add-ons, and Enhancements).If one solution does not improve performance, proceed to the next strategy:
Solution: Try the following solutions in order, testing AutoCAD each time. ), which cannot be opened (permission, locked, file not found.
For the web browser, it supports Windows Internet Explorer 7 or higher.įor 64-bit Autodesk AutoCAD LT 2012, it supports Windows XP Professional Service Pack 2 or higher, Windows Vista (Enterprise, Business, Ultimate, or Home Premium edition) Service Pack 2, and Windows 7 (Enterprise, Ultimate, Professional, or Home Premium edition) all 64-bit. It requires Intel Pentium 4 1.6 GHz or faster processor with SSE2 support, 1 GB RAM, 1.4 GB free hard drive space, 1024 x 768 True Color screen resolution, and DVD drive.
For 32-bit Autodesk AutoCAD LT 2012, it supports Windows XP (Professional or Home edition) Service Pack 3, Windows Vista (Enterprise, Business, Ultimate, or Home Premium edition) Service Pack 2, and Windows 7 (Enterprise, Ultimate, Professional, or Home Premium edition). Depending on your version, you may need to check its system requirements. When this happens, the first thing you should do is to check if your computer is fully compatible to run the software. * “AutoCAD Application has stopped working.” Windows will close the program and notify you if a solution is available.” * “A problem caused the program to stop working correctly. You normally get this error when Autodesk AutoCAD is loading and right before it finishes loading it will suddenly crash throwing either of the following error messages: AutoCAD LT Application has stopped working