The Windows 0x80004005 error message refers to a failed operation. It can occur when sending or receiving emails in Outlook if the script blocking feature of Norton AntiVirus software is running. Corrupted system files and missing or corrupted registry keys in the Windows registry may also lead to this error.
When restarting a computer running Windows XP, the 0x80004005 error can occur due to damaged or missing Windows Product Activation files. Manually modified WPA files can also result in this error. In addition, this error message may occur when a third-party backup or antivirus software interferes with the Windows XP installation process.