Error Code 0x80004005 appears when a corrupt driver is detected in Windows Startup process. This error typically occurs after a new driver is installed and can be fixed by uninstalling and reinstalling the driver. The Microsoft Error Code 0x80004005 appears in Windows, Office, Outlook, and many other places. It is an old error that was encountered in different Operating Systems and applications. when the license activation was not complete, this Error Code 0x80004005 was showing up.