Troubleshoot and resolve error -6177, 0, This issue has been resolved in the latest QuickBooks release. Either follow the provided link to download the latest release, or use the manual troubleshooting steps to fix the problem.
Troubleshoot and fix the problem where you can't open a multiuser company file but others are able to open it normally.
Network errors such as error -6000, -80: "An error occurred when QuickBooks tried to access the company file," can occur when restoring a QuickBooks company file from a backup, updating a company file, or attempting to open a company file.
This article lists situations that indicate a damaged company file, provides troubleshooting information, and gives steps to resolve common cases.
Steps for resolving error -6190, -83 error, which can happen when more than one computer is set to host the same company file.