Internal Error 2602 Autocad High Quality [work] Jun 2026

Delete the following folder: %localappdata%\Autodesk\AutoCAD 20xx .

Alternatively, delete the contents of the GraphicsCache folder located in your local AppData. internal error 2602 autocad high quality

Temporarily disable your antivirus or firewall, as these can block the installer from creating necessary directories. 3. Clear Temp Files and Residual Data Internal Error 2602 in AutoCAD is a generic

Unlike generic Windows crashes, Internal Error 2602 is specific to AutoCAD’s database handler ( acdb ). The file path in the error ( acdbmpolygon.cpp ) points to a problem with . This is the most likely fix

Internal Error 2602 in AutoCAD is a generic application-level fault that often signals corruption, missing/failed runtime components, or issues with downloaded/installed updates. It can appear during startup, while opening/saving drawings, or when invoking specific commands. The fix depends on the root cause; follow the steps below in order.

This is the most likely fix, especially if the error occurs during "High Quality" operations.

If the error persists after trying these steps, it is highly recommended to check for pending Windows updates, as they often resolve hidden component conflicts. If you are still having trouble, Did you have a previous version installed? Are you using a clean install or an upgrade? AutoCAD 2019 1.2 Update Error Message - Forums, Autodesk