What Causes QuickBooks Error 6129 0 & How to Fix it?

Quickbooks error 6129
Quickbooks error 6129 0

Among the most common errors of the 6xxx series, QuickBooks error 6129 0 is the one that a user receives while trying to open the company file, stored over the network, in multi-user mode of QuickBooks Desktop. Dealing with such company file errors can be quite complicated for a lot of users, especially those who don’t have much technical expertise. Therefore, we have come up with this post to explain to you the reasons due to which multi-user error 6129 0 occurs and the troubleshooting solutions to fix it.

Feeling frustrated because of QuickBooks error 6129 0 and want to get rid of it immediately? If yes, feel free to speak to QuickBooks experts at 1.800.579.0391.

What causes QuickBooks error code 6129 0?

QuickBooks error code 6129 0 usually takes place when the user’s QuickBooks Desktop application gets corrupted. There can be other reasons behind it, such as:

  • Damaged .ND and .TLG configuration files, which let QuickBooks Desktop open the company file.

What are the best ways to fix QuickBooks error 6129 0?

Solution 1) Repair your QuickBooks Desktop program for Microsoft Windows

  • Open the Run window by pressing the Windows and R key on your keyboard.
  • Type “Control Panel” into the Run window and then click the OK button.
  • Select the Programs and Features option and then Uninstall a Program.
  • From the list of programs, select QuickBooks and then click the Uninstall/Change tab.
  • Click the “Continue” button.
  • Select the Repair option and then click the “Next” button.
  • When the Windows is done repairing QuickBooks Desktop, click the Finish button.
  • Try to open your company file in QuickBooks Desktop.

Solution 2) Manually rename the .ND and .TLG configuration files

  • Open File Explorer by pressing the Windows and E keys on your keyboard.
  • Open the C: drive and navigate to Users\Public\Public Documents\Intuit\QuickBooks\Company Files.
  • Look for the files with the same file name as your company file but with .ND and .TLG extensions.
  • Right-click the .ND file and then click the Rename option.
  • Add the text “.OLD” at the end of the filename.
  • Right-click the .TLG file and then click the Rename option.
  • Add the text “.OLD” at the end of the filename.
  • Try to open your company file in QuickBooks Desktop.

Conclusion:

Even after going through both the troubleshooting solutions mentioned in the post above, if QuickBooks error 6129 0 still occurs, then the QuickBooks Database Server Manager might not be running on your server computer. Thus, our recommendation for you is to run QuickBooks Database Server Manager from QuickBooks Tool Hub on your server computer and check if this fixes the error. You can also ask for additional troubleshooting assistance to get over multi-user error 6129 0 from QuickBooks professionals at 1.800.579.0391.

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