Resolving QBDBMGRN Not Running on this Computer Error in QuickBooks

QuickBooks is renowned for its efficiency in managing finances, but like any software, it can encounter issues that disrupt workflow. One common problem users face is the “QBDBMGRN Not Running on this Computer” error. This error typically occurs in multi-user environments where QuickBooks Database Server Manager (QBDBSM) fails to start or stops running unexpectedly. When this happens, users are unable to access the company file, leading to frustration and potential delays in financial operations. In this comprehensive guide, we will delve into the causes, symptoms, and detailed solutions to resolve the “QBDBMGRN Not Running on this Computer” error effectively. Read More :-    Repair Damaged QuickBooks Company File

Understanding the QBDBMGRN Not Running on this Computer Error

The QBDBMGRN error message indicates that the QuickBooks Database Server Manager service is either not running or cannot be accessed on the computer designated as the host. QuickBooks Database Server Manager plays a crucial role in managing multi-user access to company files. When it malfunctions, it prevents other users from connecting to the company file over the network.

Common Causes of QBDBMGRN Not Running Error

Several factors can contribute to the QBDBMGRN error:
  1. QBDBSM Service Stopped: The QuickBooks Database Server Manager service may have stopped due to manual intervention, system updates, or other reasons.
  2. Network Issues: Problems with the network configuration or connectivity can prevent the QuickBooks Database Server Manager from functioning correctly.
  3. Firewall or Security Software: Incorrect firewall settings or security software blocking QuickBooks ports can inhibit communication with the Database Server Manager.
  4. Corrupted Installation: Issues during the installation or corruption of QuickBooks files can lead to service failures.
  5. Windows Updates: Updates to the Windows operating system can sometimes affect the functionality of QuickBooks services.

Symptoms of QBDBMGRN Not Running Error

Identifying the symptoms associated with the QBDBMGRN error can help windows 11 diagnose and address the issue promptly:
  1. Error Messages: Users may receive specific error messages indicating that the QBDBMGRN service is not running.
  2. Inability to Open Company File: QuickBooks users may be unable to access the company file in multi-user mode.
  3. Slow Performance: Sluggish response times or delayed access when attempting to open or work within QuickBooks.
  4. Disconnected Users: Other users connected to the same company file may be unexpectedly disconnected from the network.

Solutions to Fix QBDBMGRN Not Running Error

Here are step-by-step solutions to resolve the QBDBMGRN error and get QuickBooks Database Server Manager running smoothly again:

Solution 1: Restart QuickBooks Database Server Manager Service

  1. Open Services Window:
    • Press Windows + R to open the Run dialog box.
    • Type services.msc and press Enter to open the Services window.
  2. Locate QuickBooks Database Server Manager:
    • In the Services window, scroll down to find services starting with “QuickBooksDB” or “QBDBMgrN”.
    • Right-click on the appropriate service (e.g., QuickBooksDBXX or QBDBMgrN) and select Restart.
    • Alternatively, you can select Start if the service is not running.
  3. Verify Service Status:
    • After restarting, confirm that the service status displays as “Running”.
    • Close the Services window and attempt to open QuickBooks in multi-user mode to check if the issue is resolved.

Solution 2: Use QuickBooks File Doctor

QuickBooks File Doctor is a tool designed to diagnose and repair common QuickBooks issues, including problems with the Database Server Manager.
  1. Download and Install QuickBooks Tool Hub:
    • Download the QuickBooks Tool Hub from the official Intuit website.
    • Install the Tool Hub by following the on-screen instructions.
  2. Run QuickBooks File Doctor from Tool Hub:
    • Open QuickBooks Tool Hub from your desktop.
    • Navigate to the Company File Issues tab and select Run QuickBooks File Doctor.
    • Select your company file from the drop-down menu and click Continue.
    • Enter your QuickBooks admin password when prompted and click Next.
    • Wait for the File Doctor to complete the diagnosis and repair process.
  3. Restart QuickBooks:
    • After running File Doctor, restart QuickBooks and try accessing the company file in multi-user mode again.

Solution 3: Configure Firewall and Security Settings

  1. Adjust Firewall Settings:
    • Go to your computer’s Control Panel and open Windows Defender Firewall.
    • Click on Allow an app or feature through Windows Defender Firewall.
    • Click Change settings, then Allow another app..., and browse to select QuickBooks and QuickBooks Database Server Manager.
    • Make sure both are allowed through the firewall for private and public networks.
  2. Configure Antivirus Software:
    • If you are using third-party antivirus software, ensure that QuickBooks and its related services are added to the exceptions or exclusions list.
    • Refer to your antivirus software documentation for instructions on how to add exceptions.
  3. Restart Computer:
    • Restart your computer to apply the firewall and antivirus settings.

Solution 4: Update QuickBooks and Install Updates

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  1. Update QuickBooks:
    • Open QuickBooks and go to Help > Update QuickBooks Desktop.
    • Select Update Now and follow the prompts to download and install the latest updates.
    • After installation, restart QuickBooks and check if the QBDBMGRN error persists.
  2. Update Windows:
    • Ensure your Windows operating system is up to date by going to Settings > Update & Security > Windows Update.
    • Install any pending updates and restart your computer if required.

Solution 5: Repair QuickBooks Installation

  1. Uninstall QuickBooks:
    • Open Control Panel > Programs and Features.
    • Select QuickBooks from the list of installed programs and click Uninstall.
  2. Rename Installation Folders:
    • Before reinstalling, rename the QuickBooks installation folders to prevent conflicts with new installations.
    • Common folder locations include C:\Program Files\Intuit\QuickBooks and C:\ProgramData\Intuit\QuickBooks.
  3. Reinstall QuickBooks:
    • Download the latest version of QuickBooks from the official Intuit website.
    • Run the installer and follow the on-screen instructions to reinstall QuickBooks.

Solution 6: Check Network Configuration

  1. Verify Network Setup:
    • Ensure that all computers in the network are properly configured for multi-user access.
    • Open QuickBooks on the host computer and go to File > Utilities > Host Multi-User Access to enable hosting.
  2. Network Troubleshooting:
    • Check network cables, routers, and switches for physical connectivity issues.
    • Restart network devices and ensure a stable internet connection.

Solution 7: Contact QuickBooks Support

  1. Seek Professional Help:
    • If you have followed all the above steps and the QBDBMGRN error persists, contact QuickBooks support for further assistance.
    • Provide them with detailed information about the issue and steps you have already taken to resolve it.

Preventive Measures to Avoid QBDBMGRN Not Running Error

To prevent encountering the QBDBMGRN error in the future, consider implementing these preventive measures:
  1. Regular Backups:
    • Create regular backups of your QuickBooks company file to avoid data loss in case of file corruption.
  2. Update QuickBooks and System:
    • Keep QuickBooks and your operating system updated to the latest versions to ensure compatibility and security.
  3. Educate Users:
    • Train employees on proper QuickBooks usage, including how to handle multi-user access and network configurations.
  4. Monitor Network Stability:
    • Maintain a stable network environment with reliable hardware and internet connectivity.
  5. Implement Security Measures:
    • Use firewall and antivirus software to protect your systems and configure them to allow QuickBooks operations.


Resolving the “QBDBMGRN Not Running on this Computer” error in QuickBooks requires systematic troubleshooting and attention to detail. By following the steps outlined in this guide, you can effectively diagnose the issue, apply appropriate solutions, and restore normal functionality to your QuickBooks environment. Remember to prioritize regular maintenance, updates, and backups to safeguard your financial data and minimize downtime. If you encounter persistent issues or need further assistance, don’t hesitate to contact QuickBooks support or consult with a qualified IT professional. With proactive measures and timely action, you can ensure smooth operations and reliable financial management with QuickBooks. Read More :-    QuickBooks Payroll Error 40001
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