How can I troubleshoot QuickBooks error H202?

Here are some steps to troubleshoot the H202 error:

  • Verify that the hosting settings are correct on the server.
  • Check firewall settings to ensure QuickBooks communication is not blocked.
  • Use the QuickBooks Connection Diagnostic Tool to identify and fix network issues.
  • Ensure that the QuickBooks Database Server Manager is installed and running on the server.
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