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.

Verify that the computer on which the data file is stored is on and not in a standby or hibernate mode. Verify firewall settings are correct and manually restart the QuickBooks Database Server Manager.

Steps to resolve error -6108, -105, "QuickBooks Company file cannot be opened..."

A number of issues can cause error -6123, 0: "Connection to the QuickBooks company file has been lost" to occur when opening a company file stored on another computer. Follow the steps to determine what is causing the error and how you can resolve it.

Steps for resolving error -6190, -83 error, which can happen when more than one computer is set to host the same company file.