Which (e.g., 2024, 2025, 2026) are you attempting to install?
Navigate to and select your AutoCAD version. internal error 2602 autocad
Run the downloaded file ( MicrosoftProgram_Install_and_Uninstall.meta.diagcab ). Click on the advanced prompt. Which (e
Security software misidentifies a critical installer action as malicious and locks the file database. Step-by-Step Solutions to Fix Error 2602 internal error 2602 autocad
To re-register the installer, type the following command and press : msiexec /regserver Use code with caution.
Security software often blocks installer databases or temporary files created during extraction. Disconnect your computer from the internet (for safety).