Select and check "Always use this app".
If you are using AutoCAD 2021, you might have encountered this specific error: problem loading acadresdll resource file autocad 2021
. This specific DLL is a main resource library containing critical UI elements like localized text and icons Common Causes Corrupted Installation : Interrupted updates or incomplete setup Incorrect File Association Select and check "Always use this app"
You can choose to back up your custom settings first, then click to proceed. 2. Verify File Associations problem loading acadresdll resource file autocad 2021
If none of these steps resolve the issue, you may need to consult the Autodesk Community Forums or check for specific AutoCAD 2021 Updates that address compatibility issues with your version of Windows.