QuickBooks error 1402 is experienced when you are installing, opening, or working on QuickBooks, and it might be caused because QuickBooks installation on your computer is corrupted. To eliminate this issue, you can start by updating MS Windows and installing the available updates on your system; you can also read our article for more details on this error and its solution. If the problem is not fixed and persists, contact us at 1-855-856-0042 to get immediate assistance from our team of experts.