When an invalid drive is referenced during installation or an update, QuickBooks Error 1327 appears. Usually, registry problems, unconnected external drives, or improper system settings cause this error. Reconnecting the drive, changing registry entries, or making sure the system is configured correctly for a seamless QuickBooks installation or update process are the ways to fix it. Please call us at +1.833.802.0002 if you want to talk to a QuickBooks support specialist right now.