Internal Error 2602 Autocad: High Quality

Set the system variable CACHEMAXFILES to 0 , restart AutoCAD, and then set it back to 256 .

If the error happens specifically when toggling "High Quality Geometry" or rendering: internal error 2602 autocad high quality

Internal Error 2602 in AutoCAD is a specific installation or update failure typically associated with Windows Installer Set the system variable CACHEMAXFILES to 0 ,

▶ Run AUDIT now? [Yes] [No] ▶ Open drawing? [Yes] [No] internal error 2602 autocad high quality