How to Fix QuickBooks Error 6190 816?

When opening a company file in QuickBooks, you may encounter QuickBooks error 6190 816. To comprehend these errors, let’s examine the complete error message:

QuickBooks is unable to open the company file. It could have been opened by another user. You should request that the user convert to multi-user mode so that you can both access the corporate file at the same time. The file could potentially be saved in a read-only network folder. If so, contact your system administrator to make the file available.

To resolve QuickBooks error 6190 816, contact a professional expert and provide information about this sort of error and how to resolve it. Contacting an expert to fix QuickBooks error 6190 816 on the desktop will provide fast assistance.

What is QuickBooks Error 6190 816?

The error message indicates that the company file is inaccessible due to another user being logged in using single-user mode. To resolve this issue, you can request that the user change from single-user mode to multi-user mode. If the issue persists, refer to the blog for additional explanations of the error and potential solutions.

What are the Reasons Behind QuickBooks Error 6190 816?

There are many possible causes for the QuickBooks error 6190 816. Some of the reasons include:

The transaction log file does not match the company file

In a transaction log file, a synopsis of the company’s transactions is automatically saved and stored as the company file name.qbw.tlg. This file cannot be directly opened or converted into a Company data file (QBW). As a result, when the “QBW” file does not align with the linked “TLG file, QuickBooks displays errors 6190 816.

Update Failure

In some cases, QuickBooks error 6190 816 may occur due to an update failure. This error can appear when a company file is updated on a new device but the transaction file is not updated, leading to a discrepancy between the two files.

Single User Mode

Another potential cause of the error is another user accessing the company files in Single User Mode. QuickBooks offers two modes, Single and Multiple-user, with distinct permission sets. In particular, Single User Mode restricts users from disabling QuickBooks Manager.

Data Corruption

Furthermore, data corruption in the QuickBooks data file can also cause the error.

How to Fix QuickBooks error 6190 816?

To resolve QuickBooks error 6190 816, follow these steps:

Update QuickBooks:

  1. Close the company file and QuickBooks.
  2. Right-click the QuickBooks Desktop icon and select “Run as administrator.”
  3. On the “No Company Open” screen, go to the Help menu and choose “Update QuickBooks…”
  • Go to the Options tab, select “Mark All,” and click “Save.”
  • In the Update Now tab, mark the “Reset Update” box and select “Get Updates.”
  • Close QuickBooks once the update is complete and reopen it.
  • Restart your computer after installation.
  • If the error still exists, proceed to the next solution.

Rename the file:

To rename the QuickBooks company files, follow these steps:

  1. Open the folder where the QuickBooks company file is saved.
  2. Identify the company file. It will have the same name as the transaction log file, but with a different extension (.qbw.nd for the company file and .qbw.tlg for the transaction log file).
  3. Right-click the company file and select “Rename.”
  4. Enter a new name for the company file or add “-OLD” to the end of the existing name.
  5. Make sure to retain the “.qbw.nd” extension at the end of the file name.
  6. Repeat steps 3-5 to rename the transaction log file, ensuring that the “.qbw.tlg” extension is retained.
  7. Exit QuickBooks and then reopen it.
  8. Log in to the renamed company file.

This process should resolve your file renaming issue.

Single Mode User Check:

To prevent QuickBooks Error 6190 816, which occurs when a user accesses the company file in single mode, follow these steps:

  1. Ensure that all users are logged out of the QuickBooks Data file.
  2. Restart the computers.
  3. Copy the data file to a different location, such as the desktop.
  4. Copy the data file back to its original location.
  5. Sign in to QuickBooks.
  6. If the issue persists, consider updating your Windows version if a newer version is available.

Also Read: QuickBooks Connection Diagnostic Tool


It is hoped that the methods provided in this article will assist you with resolving QuickBooks error 6190 816 and restoring your inaccessible data. Keep in mind that manual methods could be effective in minor error scenarios. However, for significant errors, it is recommended that you utilize specialized software for QuickBooks file repair and recovery.

Leave a Reply

Your email address will not be published. Required fields are marked *