6190 and 816? A Comprehensive Guide

Posted 2025-01-15 10:48:48

QuickBooks is one of the most popular accounting tools used by small and medium-sized businesses. However, like any software, QuickBooks users may occasionally encounter errors that disrupt workflow. One such common error is QuickBooks Error 6190 and 816. This error usually occurs when there is a mismatch between the transaction log file (.tlg) and the company file (.qbw). In this guide, we will walk you through the causes, symptoms, and effective solutions to resolve QuickBooks Error 6190 and 816.

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Understanding QuickBooks Error 6190 and 816

QuickBooks Error 6190 and 816 is typically a runtime error that arises when QuickBooks fails to open the company file in multi-user mode. This error signifies that the transaction log file doesn’t match the company file, or the company file is being accessed by another user in single-user mode.

Causes of QuickBooks Error 6190 and 816

Mismatch Between .tlg and .qbw Files: When the transaction log file and the company file do not align, QuickBooks may fail to open the company file.
Single-User Mode Access: The company file is accessed in single-user mode by another user, blocking multi-user access.
Corrupted QuickBooks Installation: A damaged or incomplete installation of QuickBooks can trigger this error.
Damaged Company File: A corrupted or damaged company file is another potential cause.
Hosting Issues: If the hosting mode is incorrectly configured across networked systems, the error can appear.

Symptoms of QuickBooks Error 6190 and 816

QuickBooks crashes or freezes while accessing the company file.
The error message "QuickBooks is unable to open this company file" appears.
Users are unable to switch to multi-user mode.
Delayed or no response when clicking on the company file.

Solutions to Resolve QuickBooks Error 6190 and 816

Here are the most effective methods to resolve QuickBooks Error 6190 and 816:

Solution 1: Use QuickBooks File Doctor

QuickBooks File Doctor is an inbuilt tool designed to diagnose and repair common company file issues.

Download and Install:
- Download the QuickBooks Tool Hub from the official Intuit website.
- Install and open the Tool Hub.

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Run QuickBooks File Doctor:
- In the Tool Hub, select "Company File Issues."
- Click on "Run QuickBooks File Doctor."
- Select your company file from the list or browse to locate it.
- Click "Check your file" and then "Continue."
Repair the File:
- Enter your QuickBooks admin credentials and wait for the process to complete.

Solution 2: Verify Hosting Settings

Improper hosting settings can lead to errors when accessing company files.

Check Hosting on All Systems:
- Open QuickBooks on all systems connected to the network.
- Go to "File > Utilities."
- Ensure that only the server computer has "Host Multi-User Access" enabled. All other systems should have "Stop Hosting Multi-User Access" selected.
Restart QuickBooks:
- Restart QuickBooks on all systems after adjusting the hosting settings.

Solution 3: Rename .ND and .TLG Files

Renaming these files does not cause data loss but helps QuickBooks recreate them, resolving potential conflicts.

Locate the Files:
- Navigate to the folder where your company file is stored.
- Look for files with extensions .ND and .TLG.
Rename the Files:
- Right-click on the .ND file and select "Rename."
- Add ".old" to the file name (e.g., CompanyFileName.nd.old).
- Repeat the process for the .TLG file.
Restart QuickBooks:
- Open QuickBooks and check if the issue is resolved.

Solution 4: Use the Verify and Rebuild Data Utility

The Verify and Rebuild Data utility helps identify and fix data integrity issues in QuickBooks.

Run Verify Data:
- Open QuickBooks and go to "File > Utilities > Verify Data."
- Wait for the tool to identify any issues with your data.
Run Rebuild Data:
- If issues are found, go to "File > Utilities > Rebuild Data."
- Follow the on-screen instructions and let the process complete.

Solution 5: Update QuickBooks

Using an outdated version of QuickBooks can lead to compatibility issues.

Check for Updates:
- Open QuickBooks and go to "Help > Update QuickBooks Desktop."
- Click "Update Now" and select "Get Updates."
Restart QuickBooks:
- Restart the application after updating to the latest version.

Solution 6: Restore a Backup

If none of the above methods work, restoring a backup of your company file may help.

Locate Your Backup:
- Navigate to the folder where your backup file (.qbb) is stored.
Restore the Backup:
- Open QuickBooks and go to "File > Open or Restore Company > Restore a Backup Copy."
- Follow the prompts to restore the file.

Preventing QuickBooks Error 6190 and 816

To avoid encountering this error in the future, follow these best practices:

Regularly update QuickBooks to the latest version.
Always back up your company file before making major changes.
Ensure proper multi-user setup and hosting settings.
Avoid abrupt shutdowns of QuickBooks or your system while accessing the company file.

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Conclusion

QuickBooks Error 6190 and 816 can be frustrating, but with the right approach and tools, it can be resolved effectively. By following the solutions outlined in this guide, you can get back to managing your finances seamlessly. If the issue persists or you need professional assistance, feel free to reach out to our experts at QB Data Service by calling +1-888-538-1314. We're here to help 24/7.