QuickBooks Error H505: How to Fix It in 5 Easy Steps

Darra Shear
16 hours ago
2 min read

If you're encountering QuickBooks Error H505, it means QuickBooks is unable to connect to the company file on another system in a multi-user environment. This error can prevent you from accessing crucial accounting data, causing workflow disruptions. Let’s explore why this happens and how to fix it efficiently.

What Is QuickBooks Error H505?

QuickBooks Error H505 typically occurs when:

The system trying to access the company file is not properly configured.
The file is hosted on a different computer that lacks proper communication setup.
Required services such as QuickBooksDBXX or QBCFMonitor are disabled.

This error is part of the H-series errors related to network and hosting issues.

For real-time troubleshooting support, dial +1-877-419-2575 and speak to a QuickBooks expert today.

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Main Causes of Error H505 in QuickBooks

Some of the most common triggers include:

Incorrect DNS settings or IP address configuration.
Blocked QuickBooks ports on the server firewall.
Hosting not enabled or incorrectly set.
QuickBooks services not running on the server.

How to Fix QuickBooks Error H505 (Step-by-Step)

Follow these methods to troubleshoot and resolve the issue:

1. Use the QuickBooks File Doctor Tool

Download and run QuickBooks Tool Hub.
Go to Company File Issues and select Run QuickBooks File Doctor.
Let the tool scan and automatically fix network problems.

2. Check Hosting Settings on All Computers

On workstations: Open QuickBooks > File > Utilities.
Make sure Host Multi-User Access is disabled (it should only be enabled on the server).

3. Verify QuickBooks Services

Press Windows + R, type services.msc.
Ensure QuickBooksDBXX and QBCFMonitorService are set to Running and Automatic.
Restart these services if needed.

4. Configure Windows Firewall Settings

Open Windows Defender Firewall.
Go to Advanced Settings > Inbound Rules.
Allow the following ports for QuickBooks:
- QB 2024: 8019, 56728-56730
- QB 2023: 8019, 56727-56729
Add exceptions for QuickBooks and Database Server Manager.

Still stuck? Call certified support at +1-877-419-2575 to fix the issue without delay.

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Additional Tips to Avoid H505 in the Future

Keep QuickBooks updated to the latest release.
Always scan folders using QuickBooks Database Server Manager.
Ensure only the server system hosts multi-user access.
Avoid public networks for multi-user hosting; use secure LAN.

Final Thoughts

QuickBooks Error H505 can be frustrating, especially in a busy multi-user accounting environment. By checking hosting settings, configuring your firewall, and verifying QuickBooks services, you can usually resolve this issue in under 30 minutes.

For hands-free help, call the QuickBooks support number +1-877-419-2575. Our experts are available 24/7 to walk you through every solution or perform remote fixes instantly.