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How to Fix QuickBooks Error 6189, 816 Quickly and Safely?

Published: 11 June, 2025 | Updated: 12 June, 2025

Error Code Experts Staff

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Error Code Experts Staff
QuickBooks Error 6189, 816

QuickBooks Error 6189, 816 occurs when users try to open a company file but are denied access due to a mismatch in system setup or data corruption. It often appears when accessing the file in multi-user mode on a network. This article explains the causes, signs, and proven solutions for fixing the error efficiently. You’ll also learn how to avoid future occurrences and when to reach out for expert help.

Watch this quick video to learn the causes and solutions for QuickBooks Error Code 6189, 816.

What is QuickBooks Error “6189, 816”?

QuickBooks Error 6189, 816 is a runtime error that appears when the program fails to open a company file. The error message generally states:
“An error occurred when QuickBooks tried to access the company file (-6189, -816).”

It indicates that QuickBooks Desktop cannot access the file due to an issue in the company file or a misconfiguration in the host setup. It typically happens in multi-user environments where the file is stored on a server.

Why does QuickBooks Error “6189, 816” occur?

This error usually appears when there is a conflict between the QuickBooks Database Server Manager and the company file path. Key causes include:

  • The company file is open in single-user mode on another system.
  • The transaction log file (.TLG) is damaged or mismatched.
  • The file is being accessed without proper permissions.
  • The folder containing the company file lacks necessary access rights.
  • QuickBooks Database Server Manager is not running on the host system.
  • The server and workstations are not using the same version of QuickBooks.

How can you identify QuickBooks Error “6189, 816”?

You can identify this error by the following signs:

  • QuickBooks displays the error message 6189, 816 on the screen.
  • You cannot open the company file in multi-user mode.
  • The system slows down or freezes while loading the file.
  • QuickBooks crashes or stops responding when trying to access the file.
  • The file opens on the host system but not on workstations.

What are the steps to fix QuickBooks Error “6189, 816”?

The following solutions are arranged from basic to advanced. Try them in order until the issue is resolved.

Solution 1: Use Quick Fix my Program from QuickBooks Tool Hub

The QuickBooks Tool Hub provides an easy fix for common errors.

  1. Close QuickBooks.
  2. Download the QuickBooks Tool Hub from the official Intuit site.
  3. Install and launch the tool.
  4. Go to the Program Problems tab.
  5. Select Quick Fix my Program.
  6. Reopen QuickBooks and try accessing the company file.

Solution 2: Run QuickBooks Database Server Manager

Ensure that the hosting system has the correct database server running.

  1. Open QuickBooks Tool Hub.
  2. Go to the Network Issues tab.
  3. Select QuickBooks Database Server Manager.
  4. Choose the folder that holds your company file.
  5. Click Start Scan.
  6. After the scan, retry accessing the file.

Solution 3: Check Hosting Settings on All Systems

QuickBooks should only be hosted on the server computer.

  1. Open QuickBooks on all connected systems.
  2. Go to File > Utilities.
  3. If you see Stop Hosting Multi-User Access, click it. This system should not be hosting.
  4. Perform this on all workstations except the server.

Solution 4: Rename the .ND and .TLG Files

These configuration files can cause conflicts when damaged.

  1. Locate your company file folder.
  2. Find files with the same name as your company file but with extensions .ND and .TLG.
  3. Right-click and rename both files. Add .old at the end (e.g., companyfile.qbw.nd.old).
  4. Open QuickBooks and access your file. New files will be created automatically.

Solution 5: Restore a Backup of the Company File

If the file is corrupted, restoring a recent backup might solve the issue.

  1. Go to File > Open or Restore Company in QuickBooks.
  2. Choose Restore a Backup Copy.
  3. Follow the prompts and select a recent backup file (.QBB).
  4. Verify if the restored file works properly.

Is there an automated tool to fix QuickBooks Error “6189, 816”?

Yes, the QuickBooks Tool Hub is the official utility from Intuit designed to fix errors like 6189, 816. It includes tools like Quick Fix my Program, QuickBooks File Doctor, and Database Server Manager. These tools diagnose and resolve file and network issues automatically.

How can I prevent QuickBooks Error “6189, 816” in the future?

To avoid this error:

  • Always close the company file properly after use.
  • Avoid using the file in single-user mode on multiple devices.
  • Ensure QuickBooks Database Server Manager is installed on the host system.
  • Keep QuickBooks Desktop updated to the latest release.
  • Use proper file permissions for folders containing the company file.
  • Regularly back up your company file and perform system maintenance.

What if QuickBooks Error “6189, 816” is not fixed after troubleshooting?

If none of the above methods work, the problem could be due to deeper data corruption or network misconfiguration. Manual fixes may not be sufficient in such cases, and continued efforts without technical support can risk data loss or further complications.

How can our experts assist you in resolving QuickBooks Error “6189, 816”?

Our specialists at Error Code Experts can help you fix QuickBooks Error 6189, 816 quickly and safely. We provide:

  • Direct diagnosis and repair of company file issues.
  • Network setup and configuration for multi-user access.
  • Help in restoring corrupted or damaged data files.
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Error Code Experts Staff

Author

Error Code Experts Staff

We are a team of certified IT and financial systems specialists with over 10 years of experience in fixing accounting software issues. We specialize in system integration, data migration, and diagnostics - making it easier for accountants and business owners to resolve complex errors. When not solving technical problems, our team enjoys refining internal tools and sharing practical fixes with the wider accounting community.