Sometimes, when you activate or open QuickBooks Desktop, you might see one of these error messages, i.e. Could not initialize license properties. QuickBooks Error 3371 , QuickBooks could not load the license data. This may be caused by missing or damaged files. You may experience this issue if you open the file before you save it. You must first save the file before you import the .QBO file. For technical help, click here: QuickBooks phone number and call 1-855-756-1077.