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QuickBooks Error Code H202 – Causes and Solutions

Author : qbs enterprise qbs | Published On : 27 Feb 2026

QuickBooks Error H202 occurs when QuickBooks Desktop is unable to switch to multi-user mode. This error indicates that the workstation cannot communicate with the server where the company file is hosted, preventing multiple users from accessing the file at the same time.

Common Causes

  • Incorrect hosting settings on the server or workstations

  • Firewall or security software blocking QuickBooks communication

  • QuickBooks Database Server Manager not running properly

  • Network or DNS configuration issues

How to Fix QuickBooks Error H202

  • Ensure the company file is hosted only on the server

  • Verify that QuickBooks Database Server Manager is running

  • Configure firewall ports required by QuickBooks

  • Use QuickBooks File Doctor to diagnose network issues

  • Check network connectivity and DNS settings

For users seeking structured troubleshooting and deeper insight into multi-user errors, QBS Enterprise Support provides detailed guidance on resolving QuickBooks Error H202 and related network issues.

https://qbsenterprisesupport.com/quickbooks-error-code-h202/