QuickBooks Error 3371 is an error that happens when you are trying to reconfigure desktop or activate QuickBooks for the first time. The error message says could not load License data. A missing Qbregistration.dat file, Damaged/missing MSXML component, Anti-virus blockage etc. are some of the causes that lead to QuickBooks Error 3371. It is easy to solve this error with technical help at QA Solved.com, which is a premier platform to amend all these concerns and issues. Alternatively, you can call at QuickBooks support number to get instant troubleshooting for Quickbooks error 3371