When the program has trouble connecting to the company file in multi-user mode, it displays the error message QuickBooks Error Code H202. This usually means that QuickBooks and the server are unable to communicate due to a network problem or incorrectly configured server settings. Verifying server settings, firewall setups, and network connectivity are all part of troubleshooting. To get help straight immediately, call our QuickBooks Experts Team at 1.855.856.0042.