AutoCAD depends heavily on these libraries. If they are corrupted, the "delayload" call for pm16.dll will fail.
If the error is application-specific, disable the Delayload feature via Group Policy (gpedit.msc) > Administrative Templates > System > DLL loading.
AutoCAD’s PDF library ( pm16.dll ) is heavily dependent on . If .NET is corrupt, the DLL will throw a fatal error on delayload.
: This error is often tied to these essential Windows components. Repair or reinstall the Microsoft .NET Framework Uninstall and reinstall the Microsoft Visual C++ Redistributables Install Latest Updates : Check your Autodesk Account Autocad Fatal Error Unhandled Delayload Pm16.dll
Locate all listings of (from 2015 to the newest versions).
Corrupted user profile settings can trigger unhandled exceptions. Go to the > AutoCAD 20xx folder. Select Reset Settings to Default .
An outdated or corrupted graphics driver frequently causes unhandled delayload exceptions in AutoCAD's rendering engine. AutoCAD depends heavily on these libraries
Once every six months, use the Reset Settings to Default tool from the Windows Start Menu (Autodesk folder). This clears out registry cruft that causes the delayed load exception.
Once you have solved the fatal error, follow these best practices to ensure it never returns:
Open the desktop application (formerly Autodesk Desktop App). Sign in to your Autodesk Account. Check the Updates tab for your specific AutoCAD version. Install all available updates, hotfixes, and service packs. Restart your computer. 2. Update Graphics Card Drivers AutoCAD’s PDF library ( pm16
If none of the above solutions work, you may need to uninstall and reinstall AutoCAD. This will ensure that all files, including the Pm16.dll file, are properly installed and configured. To uninstall and reinstall AutoCAD:
Right-click each version (from 2015 onwards) and select , then click Repair .