Restoring AutoCAD after a 2602 error requires a systematic refresh of both the software's licensing environment and the host system's graphical drivers. Are you experiencing this error during a fresh installation or while applying a specific update AutoCAD 2019 1.2 Update Error Message - Autodesk Forums
Damaged drawing objects, ghost blocks, or broken pointers within the .dwg file. internal error 2602 autocad high quality
Broken Windows runtime components that AutoCAD relies on to function. Restoring AutoCAD after a 2602 error requires a
Common causes
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