When a QB user tries to access QuickBooks in multi-user mode and the server connection is lost or your company file gets corrupted error code H202 pops up.

QuickBooks error H202 may appear on your desktop screen when you try to open your company file in a multi-user mode. This error will prevent QuickBooks from performing the given task.

Possible Causes of QuickBooks Error H202 · The main cause behind this error can be if the hosting configuration setting is incorrect.

QuickBooks error H202 pops up when you try to access QuickBooks in multi-user mode and the multi-user connection to the server is jammed.