An unstable link between AutoCAD and your graphics card frequently triggers Error 2602 during visual transitions.
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.
Error 2602 frequently appears after installing an Object Enabler (e.g., for Civil 3D pipes or Plant 3D equipment). internal error 2602 autocad high quality
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 .
If the issue persists, the installation files themselves might be damaged. Use the to remove the software. Delete the corresponding folders in: C:\Program Files\Autodesk\ C:\ProgramData\Autodesk\ %LOCALAPPDATA%\Autodesk\ %APPDATA%\Autodesk\ Restart your machine and reinstall from a fresh installer. 5. Repair the Windows Installer Service An unstable link between AutoCAD and your graphics
table of the MSI (Microsoft Installer) package being corrupted or blocked. Common triggers include: Permissions Blocks:
: Ensure you have at least 5–10 GB of free space beyond the installation requirements. Restart your computer and attempt the installation again
This technique forces AutoCAD to read the drawing's data as a block, bypassing many forms of corruption.