Easy Steps to Fix QuickBooks Error 3371 QuickBooks Error 3371 happens when the program is unable to load the license data, which is frequently caused by corrupted files or problems with the Microsoft.NET framework. This problem interferes with business operations by preventing QuickBooks from opening and functioning correctly. QuickBooks and system components must usually be updated, repaired, or reinstalled in order to fix it. For professional QuickBooks advice and assistance, give 1.855.738.2784 a call. URL: https://www.promoteproject.com/article/205786/why-quickbooks-error-15271-occurs-how-to-fix