How to Resolve QuickBooks Error H202?

QuickBooks error H202 isan error that pops up when a user tries to use QuickBooks in multi-user mode.
This error implies that the multi-user connection to the server is blocked.
QuickBooks error codeH202 message states that the company file is on another computer and QBneeds some help connecting. When this error occurs, a QB user fails to open a
company file located on another computer.