QuickBooks Windows Error H202 occurs when a user tries to access a company file located on another computer and QuickBooks is unable to connect to the server. This error typically indicates a communication issue between the user’s system and the server hosting the company file. Common causes include incorrect hosting configuration settings, blocked ports, or problems with DNS settings. Resolving Error H202 involves checking network connectivity, verifying hosting settings, and ensuring QuickBooks services are running properly.
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