If the problem persists after a clean reinstall, it is recommended to use the (available in the installer menu) to remove all Autodesk components (like Material Libraries and Recap) before attempting a fresh installation.
regsvr32 "C:\Program Files\Autodesk\AutoCAD 20XX\acadres.dll" autocad problem loading acadres dll resource file
Running older AutoCAD versions (2020 or earlier) on Windows 11 is not supported and can trigger this error. Recommended Solutions If the problem persists after a clean reinstall,
The following steps are ordered from the least invasive to more complex fixes: autocad problem loading acadres dll resource file