The internal QuickBooks Desktop File Doctor is a program that authorizes you to troubleshoot QuickBooks Payroll Error related issues on its own. It is also a tool integrated in QuickBooks 2016 and later versions and is utilized to check and fix errors that occur in the Company file. You may use the File Doctor in case you observe a data damage or if you receive: 6000 errors that prevent you from opening the specific file.
http://bit.ly/quickbooksfiledoctor