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QuickBooks Error Codes 6190 and 816 - Get Support & Help

The company file is one of the most important elements of QuickBooks and there are many technical errors, including QuickBooks error 6190. The error is logged with a warning message that says, “Error 6190 816. QuickBooks has encountered a problem and needs to close. . Sorry for the inconvenience". The problem occurs when another user on the same network tries to access the data file in single user mode. So, to fix it, read this article thoroughly.

If you don't know how to fix QuickBooks Error Code 6190 816  quickly, call us toll-free at +1-860-215-2261  directly with one of the certified professionals.


What are the main reasons for entering the data file error message 6190 in QuickBooks?If you're wondering what all could be causing the problem, check the following reasons:

You may have an older version of QuickBooks Desktop installed.
Serious damage or corruption of the transaction log or network data file can be one of the main causes of the problem. You can also read: QuickBooks Script Error

The best two ways to remove QuickBooks Company file error code 6190 permanently
Please refer to the following instructions to properly debug the issue. If the first method does not work, try the second -

SOLUTION 1: Download and install newly released updates to QuickBooks desktop:

  • Stop the QB application and then switch to the Windows desktop.
  • Find the QuickBooks icon and right-click on it.
  • After selecting "Run as administrator", go to the No Company window that opens.
  • Also, click on the "Help" menu and select "Update QuickBooks Desktop". Now under “Options” tap on “Mark All” and then “Save”.
  • When you go to the "No Update" section, make sure you check the "Renew Update" box.
  • Press the "Get Updates" button to download all new updates.
  • After downloading, reopen QuickBooks and finish installing the update.
  • Finally, restart your computer. 

You may also read: QuickBooks file doctor download

SOLUTION 2: Rename the corrupt transaction log and network data files

  • You need to start the process by going to the folder where the QuickBooks company file is stored.
  • After opening the folder, a list of files will appear.
  • From there, you need to look for files that contain .ND and .TLG extensions.
  • If found, proceed to change their names.
  • Right-click on the files and then click "Rename". Modify the name by adding '.old' to the end of the file name.
  • To save the change, press "Enter" on the keyboard.
  • Finally, exit the folder and launch QuickBooks to open the data file.


We will now end the QuickBooks Error 6190 blog here. We hope that the information provided here is useful to you. Although we have tried to explain all the causes and solutions, if you need further assistance related to the same issue, please feel free to contact one of our technical experts at +1-860-215-2261 toll free. One of the team members will guide you completely.

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