Encountering QBDBMgrN not running on this computer error while trying to switch QuickBooks Desktop from single-user mode to multi-user mode? If yes, you should not worry anymore as we will provide the best troubleshooting guide to rectify it through this post.

You might be seeing an error message stating, “Windows Firewall: Disabled exceptions not defined.”

Want to get rid of QBDBMgrN not running on this computer error without wasting your precious time on implementing any tedious troubleshooting solution? If yes, contact certified QuickBooks professionals at (800)-583-0572.

What triggers QuickBooks Database Server Manager stopped error?

The following are the reasons due to which QuickBooks Database Server Manager stopped error usually takes place:

• The Windows Firewall has been outdated.
• The QuickBooks Database Server Manager is not running on the host computer.
• Outdated Windows operating system.

How to safely resolve QBDBMgrN not running on this computer error?

Solution 1) Install the latest updates of the Windows Firewall

• On the keyboard, press the Windows key to open the Start menu.
• Type “Control Panel” into the search box and select Control Panel from the search results.
• On the All Control Panel Items window, select the System and Security option.
• From the left pane, select the Windows Firewall tab.
• Under Update your Firewall Settings, click on the Check for Updates button.
• If there are any updates available, select the Update Now and Use Recommended Settings options.
• Once the Windows is done installing the updates, restart the computer.

Solution 2) Restart QuickBooks Database Server Manager on the host computer

• On the keyboard, press the Windows key to open the Start menu.
• Type “Run” into the search box and select Run from the search results.
• Into the Run window, type “Services.msc” and click the OK button.
• From the list of services, right-click QuickBooksDBXX (XX denotes the version of your QuickBooks Desktop).
• Select the Restart option from the drop-down list.
• Try to switch QuickBooks Desktop from single-user mode to multi-user mode.

Solution 3) Install the latest updates of Windows

• On the keyboard, press the Windows key to open the Start menu.
• Type “Windows Update Settings” into the search box and select Windows Update Settings from the search results.
• On the Windows Update window, select the Check for updates button.
• If there are any Windows updates available, install them.

Conclusion:

If QBDBMgrN not running on this computer error persists even after following the troubleshooting solutions explained in the post above, then the security settings of Defender Firewall might have been interrupting QuickBooks from connecting to the internet. Thus, we recommend you configure the security settings of Defender Firewall for QuickBooks and check if this fixes the error. You can also get in touch with QuickBooks professionals for additional troubleshooting assistance to fix QuickBooks Database Server Manager stopped error at (800)-583-0572.