QuickBooks Error 1402 is an installation error that occurs when something goes wrong during installation. Missing core components from an incomplete or incorrect installation causes error code 1402.
If you continue to receive QuickBooks error 1402 when you try to install QuickBooks Desktop or its updates, it indicates an error in the Windows registry. In most cases, QB Installer Error 1402 occurs on Windows Vista, but it also affects users of other operating systems. When you encounter an error, you will see the error message "Error 1402: Could not open the key" on the screen, and the currently installed QuickBooks will close unexpectedly. Editing the Windows registry, Intuit® suggests, is a solution you can try, but it requires a thorough understanding of the Windows operating system. Follow the end of the article for step-by-step troubleshooting instructions.