QuickBooks is a vital tool for managing business finances, but encountering errors like “QBDBMGRN Not Running on This Computer” can disrupt your workflow. This comprehensive guide will explore the meaning of this error, its causes, and step-by-step solutions to fix it, ensuring your QuickBooks functions smoothly.

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QBDBMGRN stands for QuickBooks Database Manager Service. This service enables QuickBooks to access company files stored on a network in multi-user mode, allowing multiple users to work on QuickBooks simultaneously from different computers. When the QBDBMGRN service is not running, it can prevent QuickBooks from connecting to the company file, causing significant disruptions.

Causes of the “QBDBMGRN Not Running on This Computer” Error

To effectively troubleshoot this error, it is important to understand its root causes:

  1. Service Not Started: The QBDBMGRN service might not be running due to system restarts or manual shutdown.
  2. Firewall or Security Software: Firewall settings or security software can block the QBDBMGRN service.
  3. Corrupted QuickBooks Installation: A corrupted or incomplete QuickBooks installation can affect the QBDBMGRN service.
  4. Windows Updates: Certain Windows updates might interfere with QuickBooks services.
  5. Network Issues: Network connectivity issues or incorrect network setup can prevent the service from running.

Identifying the “QBDBMGRN Not Running on This Computer” Error

Before proceeding with solutions, confirm that the “QBDBMGRN Not Running on This Computer” error is the issue:

  • QuickBooks cannot switch to multi-user mode.
  • Users receive error messages indicating that QuickBooks windows 11 cannot connect to the company file.
  • The QBDBMGRN service is listed as “stopped” in the Services panel.

Step-by-Step Solutions to Resolve the Error

Solution 1: Restart the QuickBooks Database Server Manager

  1. Open Services Panel: Press Windows + R, type services.msc, and press Enter.
  2. Locate QBDBMGRN: In the Services window, find QBDBMGRN.
  3. Restart Service: Right-click on QBDBMGRN and select Restart. If the service is not running, click Start.

Solution 2: Configure Windows Firewall

  1. Open Control Panel: Go to System and Security.
  2. Firewall Settings: Click on Windows Firewall and select Allow an app or feature through Windows Firewall.
  3. Add QuickBooks Ports: Ensure QuickBooks Database Server Manager is listed and allowed. If not, add QuickBooks ports 8019, 56728, and 55363.

Solution 3: Verify QuickBooks Database Server Manager Installation

  1. Uninstall QuickBooks Database Server Manager: Go to Programs and Features, find QuickBooks Database Server Manager, and uninstall it.
  2. Reinstall: Download and reinstall the latest version of QuickBooks Database Server Manager from the official Intuit website.
  3. Update: Update the software to the latest version.

Solution 4: Check Network Setup

  1. Network Diagnosis: Use the QuickBooks File Doctor tool to diagnose and fix network issues.
  2. Network Configuration: Ensure all computers on the network are configured correctly for QuickBooks multi-user mode, with the server computer having QuickBooks Database Server Manager installed and running.

Solution 5: Update Windows and QuickBooks

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  1. Update Windows: Go to Settings, click Update & Security, and check for updates.
  2. Update QuickBooks: Open QuickBooks, go to the Help menu, and select Update QuickBooks Desktop.

Solution 6: Repair QuickBooks Installation

  1. Open Control Panel: Go to Programs and Features.
  2. Find QuickBooks: Locate QuickBooks, select it, and click Uninstall/Change.
  3. Repair: Choose the Repair option and follow the on-screen instructions.

Preventing Future Issues

To prevent the “QBDBMGRN Not Running on This Computer” error from recurring, consider the following tips:

  • Regular Updates: Keep QuickBooks and your operating system updated.
  • Scheduled Maintenance: Regularly check the status of QuickBooks services and perform routine maintenance.
  • Backup: Regularly back up your QuickBooks company files.
  • Firewall Configuration: Ensure firewall settings allow QuickBooks services.


The “QBDBMGRN Not Running on This Computer” error can significantly hinder business operations, especially in multi-user environments. By understanding its causes and implementing the solutions provided in this guide, you can resolve this error and ensure your QuickBooks operates smoothly. Regular maintenance and updates are key to preventing such issues in the future, allowing your business to run efficiently and effectively.

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