An unstable link between AutoCAD and your graphics card frequently triggers Error 2602 during visual transitions.
Internal Error 2602 in AutoCAD is typically an installation or update failure occurring when the cannot access or write a specific file to the system. This often happens during the installation of updates (like AutoCAD 2019.1.2).
Choose the option to back up your current custom settings before resetting, just in case you need to restore your custom toolbars later. 4. Clear Temporary Files and Local Cache internal error 2602 autocad high quality
Press Shift + Delete to permanently clear the files. Skip any files currently in use by the system. Restart your computer and attempt the installation again.
Simply reinstalling AutoCAD over a broken instance rarely works because residual files trigger the same 2602 loop. You need to purge all Autodesk remnants. An unstable link between AutoCAD and your graphics
Turn off active antivirus scanning during the installation or update. Reactivate it immediately after the process finishes. 🔍 Common Causes
Does this error happen with or just one specific drawing ? Choose the option to back up your current
Use Autodesk support channels and knowledge base
In plain terms, it means the AutoCAD installation wizard got confused by corrupted registry keys, missing installation source files, or conflicting third-party software. Common Triggers
in AutoCAD typically occurs when the software attempts to access a corrupted or invalid ObjectARX application , a damaged drawing database, or a failed graphics operation. It often appears during startup, opening a specific drawing, or when running a custom LISP/ARX routine. The error is distinct from fatal exceptions (e.g., Unhandled Access Violation ) because it usually points to a managed application interface failure.