QuickBooks error 6190 is an error that strikes when you try to access the company file that is saved on the server. As suggested by Intuit, this error can easily be resolved by running QuickBooks File Doctor and QuickBooks Install Diagnostic Tool. In case, if you have already tried the basic troubleshooting and still found no luck resolving the error, then you can follow the advanced troubleshooting mentioned in this article. Along with the quick solutions to resolve the error we have also listed the reasons that triggers QuickBooks Desktop error 6190 in this article. Keep reading the complete article for detailed instructions. Do you need immediate help resolving QuickBooks Enterprise error 6190? If yes, then dial (855)-526-5749 and get in touch with one of our certified QuickBooks Desktop experts now Reasons that Prompts QuickBooks Desktop Error Code 6190 and 816 QuickBooks 2020 error 6190 and 816 primarily occurs when you try to access the company file that has already been open ...