QuickBooks has been designed and developed to handle a multitude of accounting functions such as managing income/expenses, scheduling credit card payments, handling payroll functions, etc. However, If QuickBooks fails to load the license data then it throws an error QuickBooks error 3371 and stops operating the functions it has been designed for. Several reasons that trigger error code 3371 in QuickBooks are – the QBregistration.dat file cannot be accessed or damaged, Microsoft MSXML component is corrupted or the required license information cannot be retrieved or validated. If you are also facing a QuickBooks error code 3371, then you must immediately contact QuickBooks customer support and get instant help. Call us today!