During installation or an update, QuickBooks Error 1327 usually happens when the program is unable to find a valid drive. Incorrect registry settings, improper installation paths, or disconnected network drives are frequently the causes of this issue. In order to correct invalid drive references, you must either update the drive settings or make changes to the Windows registry. Do you require QuickBooks assistance?  Give 1.855.738.2784 a call to talk to an expert.