Accounting Professionals

Accounting Professionals
Accounting Troubleshooting

Tuesday, October 21, 2025

Don’t Fix QBDBMgrN Not Running on This Computer Without Reading This


🚫 Don’t Fix QBDBMgrN Not Running on This Computer Without Reading This

QuickBooks is a powerful accounting software, but when it comes to multi-user access, one critical component often causes headaches: QBDBMgrN (QuickBooks Database Server Manager). If you’ve encountered the error message “QBDBMgrN not running on this computer,” don’t rush to fix it without understanding the root causes and proper solutions.

This guide will walk you through everything you need to know before attempting a fix—so you can avoid making the problem worse.


🧩 What Is QBDBMgrN?

QBDBMgrN.exe is a background process that enables QuickBooks to operate in multi-user mode, allowing multiple users to access the same company file over a network. If this service isn’t running, QuickBooks won’t be able to connect to the company file hosted on a server, and you may see errors like:

  • “QBDBMgrN not running on this computer”
  • “QuickBooks can’t connect to the company file”
  • “Error H202, H505, or 6175 when switching to multi-user mode”

⚠️ What Causes the QBDBMgrN Error?

According to recent insights Asquare Cloud Hosting , this error often occurs due to:

  • πŸ”’ Firewall blocking QBDBMgrN after a QuickBooks update
  • 🧰 Corrupted or outdated QuickBooks Database Server Manager
  • πŸ”„ Incomplete QuickBooks installation or update
  • πŸ–₯️ Windows services disabled or misconfigured
  • πŸ“Ά Network connectivity issues between workstations and server

πŸ› ️ How to Fix “QBDBMgrN Not Running on This Computer”

✅ 1. Restart QuickBooks Database Server Manager

  • Press Windows + R, type services.msc, and hit Enter
  • Locate QuickBooksDBXX (XX = your version, e.g., 29 for 2019)
  • Right-click and choose Restart
  • Try switching to multi-user mode again

πŸ”§ 2. Update Firewall Settings

  • Open your firewall settings
  • Add exceptions for:
    • QBDBMgrN.exe
    • QuickBooks.exe
    • Ports: 8019, 56728, 55378–55382
  • Restart your computer and retry QuickBooks

🧰 3. Run QuickBooks File Doctor

  • Download and open the QuickBooks Tool Hub
  • Go to Network Issues
  • Run QuickBooks File Doctor
  • Select your company file and let the tool scan and repair network issues

πŸ”„ 4. Reinstall QuickBooks Database Server Manager

If the service is missing or corrupted:

  • Uninstall QuickBooks Database Server Manager from Control Panel
  • Download the latest version from Intuit’s official site
  • Reinstall and restart your system

🧼 5. Check Hosting Settings

  • Open QuickBooks on the server
  • Go to File > Utilities
  • Ensure Host Multi-User Access is enabled
  • On workstations, ensure Stop Hosting Multi-User Access is selected

🧠 Pro Tips to Avoid Future Issues

  • Always update QuickBooks and Windows regularly
  • Configure firewall settings after every QuickBooks update
  • Use a dedicated server for hosting company files
  • Regularly restart services and monitor network health


No comments:

Post a Comment

QuickBooks Error 6000 106 Solutions that Fix Immediately

🧨 QuickBooks Error 6000 106 Solutions That Fix Immediately QuickBooks Error 6000 106 is part of the 6000-series errors that typically occ...