QuickBooks Error Code 6129 0 is displayed when the verification of the database connection fails or QB tries to access company files. Because of the error, QuickBooks users can’t open the company file. On the off chance that there is a network issue in the network utilized by the software, then finding the PC or the server that holds the file can’t.

You may see the following error message when creating or opening a QuickBooks Desktop company file.

Error code: -6129, 0: Database connection verification failure

QuickBooks error code 6129 - Screenshot

In this blog post, we will discuss this QuickBooks error 6129, 0 and its possible causes with some quick fixation methods. You can also contact our technical support team in case you are looking for immediate help with this error.

Also see: How to Troubleshoot QuickBooks Error 6000 83 Code?

What is the Cause of QuickBooks Error 6129, 0?

There are many reasons that may create QuickBooks errors 6129, 0. Few are as:

How to fix this QuickBooks Error 6129, 0?

Below you will get the quick troubleshooting steps to resolve the Error code 6129, 0. You can also check out the infographic and understand the ways to fix this error easily:

Fixation of QuickBooks Error Code 6129, 0 - Infographic Image

Before executing the solutions listed below, we recommend trying out a couple of things first:

Condition 1: You are creating a new company file:

  • Choose the “Exit or leave” option, On the easy action Interview window.
  • You need to be triggered to “Save the file“, just choose the “Yes” option.
  • Enter a different file name, then choose the “Save” option.

Important: If changing the file name doesn’t work, try transforming the file location.

Condition 2: If you are opening or updating your company file:

  • Firstly, Open a sample company file to recognize if the problem is file related or not. If the issue is happening to all your company files, go with the below-given solution methods.
  • Log in as a Windows System Administrator before adhering to the actions in this section.

To fix the QuickBooks Error 6129, 0, there are multiple troubleshooting steps that need to be followed. Beneath, we will tell you about the means exhaustively as follows. Anyway prior to continuing to the given steps, ensure that every one of the PCs utilized has been updated to the latest version of QuickBooks release.

You may Also read: Steps to fix QuickBooks error 15215

Solution 1: Login as a Windows Administrator

Run as Administrator - Screenshot
  • First, try opening a company file. Log into Windows as a “System Administrator” to update the company file required.
  • In case you cannot log in as an Administrator, then find support for Windows and or an IT professional for help.

Solution 2: Disable Antivirus and other Software in case you use Windows in Safe Mode

  • Restart the computer in “Safe Mode”
  • Disable the active antivirus software.
  • Create a new Company File.
  • Again restart the computer in Normal Mode.
  • Open QuickBooks and the Company File.

Solution 3: Rename QuickBooks Network Files (.ND)

Rename .ND and .TLG files- screenshot
  • Firstly open the folder where your company file is saved.
  • Look on your hard drive or the system for QuickBooks files that are named with the extension “.nd”.
  • Rename the file to an old company file name by right-clicking on the file and choosing “Rename”.
  • Type “.OLD” as the file extension and press “Enter”.
    • In case one has to access the same company file on multiple computers, then make sure you follow these steps for all the files.
    • In case the Company File is used on one computer only, then you can open the file right away.
  • Click on the Windows Start Button > Programs > QuickBooks > QuickBooks Database Server Manager.
  • Select on the “Scan Folders” Tab.
  • In case there is no folder that contains the required Company File, then Add a “New Folder”.
  • Click on the “Scan” tab
  • Click the “Close Option” once Scan is completed.
  • Finally, Open the “Company File”.

Solution 4: Copy the company file into a different location

  • Create a “New Folder“.
  • Move the required QuickBooks Company Files to the newly created folder.
  • In case you have been using QuickBooks only on one computer, then it is easy to follow the said steps.
  • But in case you are using the same file on Multiple systems, then be sure to follow the “Next” steps.
  • Click on the Windows Start Button > Programs > QuickBooks > QuickBooks Database Server Manager.
  • Select the “Scan Folders” Tab.
  • In case there is no folder that contains the required company File, then “Add a new Folder“.
  • Click on the “Scan” tab.
  • Click the “Close” Option once the Scan is completed.
  • Finally, Open the Company File.

See Also: How to rectify QuickBooks error code 3003?

Solution 5: Ensure that all the connected Computer are working on one single Domain

  • Be sure to contact a “Network Administrator” or an “IT professional” to connect all the computer systems on one single domain.

Conclusion!

We hope that this article helped you to troubleshoot this error on your own. In case the issue is still not resolved, feel free to contact the QuickBooks Enterprise support team and receive step by step guide to fix the issues.

 

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