How to resolve quickbooks error 6210

https://www.currace.com/quickbooks-error-6210/

QuickBooks Error 6210, 0 arises while using QuickBooks in multi-user mode. The error appears when you try to access the company file hosted on a workstation that is not set up as the server in the network. Once a user encounters QuickBooks Error 6210, 0, error message displays that the company file that you are trying to access is not available and later QuickBooks Desktop quits unexpectedly.