Issues with Microsoft Visual C++ Redistributables often prevent the DLL from loading correctly.
Some users report that Windows Jump Lists (recent files lists) corrupt the DLL loading process.
If disabling works, add the AutoCAD installation folder (typically C:\Program Files\Autodesk\AutoCAD 2021 ) to your Antivirus Exclusions List to prevent the error from returning. 4. Perform a Clean Reinstall
The error in AutoCAD 2021 is a persistent issue often occurring at launch or when opening .dwg files. This dynamic-link library (DLL) file acts as the primary resource library, containing essential user interface elements like icons, menus, and localized text. When the software fails to load it, users typically encounter a secondary "FATAL ERROR". Root Causes Several factors can trigger this failure: