If you are seeing a mentioning "pm16.dll" while launching AutoCAD, you aren't alone. This is a known crash that typically occurs when the software tries to "delay-load" a module that is either missing, corrupted, or blocked by system permissions.
Avoid forcing your PC to power off while AutoCAD or heavy background rendering processes are active. autocad pm16.dll
Download a fresh installer from your Autodesk Account portal and reinstall the software. Safety Warning: Avoid DLL Download Websites If you are seeing a mentioning "pm16