QuickBooks Connection Diagnostic tool, indeed, shows its efficiency, especially, in various business environments, where QuickBooks is the sole accounting caretaker of the businesses.
There are various errors that can surely place in the company file. Your company file which is distributed across a server is surely to get corrupt. Basically, the QuickBooks Diagnostic Connection tool has been mustered into the system, in such a way, that it easily eradicates the errors.