QuickBooks Connection Diagnostic Tool | Forum

QuickBooks Connection Diagnostic Tool is used to resolve network problems, data-file damage, and various other QuickBooks issues. This tool can help you diagnose and fix various technical glitches, especially the error with a Company file shared across the network in multi-user more. It is also helpful in fixing 6000-series and H-series errors that crop up while you try to open the company file. You can download the QuickBooks Connection Diagnostic Tool for free but it is available for Windows only and not for the MAC edition of QuickBooks.