QuickBooks Error 1402 is an error that is encountered by users if the software is not installed properly or has other installation issues. It can also occur if you try to operate a corrupted payroll in Windows or QuickBooks MAC OS X operating system. Like error 1402, sometimes similar issues might be seen when QuickBooks needs any component to run but is missing or unavailable due to damaged Windows files. QuickBooks error 1402 occurs, it appears with a warning message on the screen: Couldn’t Open Key. Well, we have curated this segment for you to overcome this issue. So, stay in this segment till the end. For more such queries you can contact our expert CPAs to assist you. To contact our experts, dial our hotline a +1-844-499-6700.