In a multi-user network, QuickBooks Error H202 happens when QuickBooks Desktop is unable to connect to a company file that is kept on another computer. Incorrect hosting settings, blocked communication, or network problems are typically the cause of this message. Restoring smooth access to corporate data in multi-user mode is made possible by fixing Error H202. If you need help with QuickBooks, give 1.855.738.2784 a call.