Common Issues
“This application does not have permission to access this QuickBooks company data file” or “The QuickBooks user has denied access”
Can’t Open QuickBooks: QuickBooks already has a company file open
This application has not accessed this QuickBooks company data file before
Grant QuickBooksExporter additional permissions in the Program Compatibility Troubleshooter
Issues related to the “BeginSession” method
The application trying to connect to QuickBooks is not supported while multiple instances of QuickBooks are running.
Unauthorized 401
Modal Dialogue Box Error
There was an error when converting the quantity “1” in the field “[name]”. QuickBooks error message: You cannot set the quantity for items of this type.
Vendor (or Employee, or Customer) is already using this name
Services have the same name
Duplicate client name
Cannot register sdkevent.dll