QuickBooks Error 6210 triggers when the users are working in multi-user mode. It shows up when any user attempts to open the file of the company saved on that workstation that isn’t configured as the network's server. When Error 6210 of QuickBooks triggers, it displays the error message saying, “the file user is trying to launch isn’t available.”
Read more: https://www.axpertadvisors.com/quickbooks-error-6210/
