How To Fix QuickBooks Error Code 6129 0 (Database Connection Verification Failure)

Want to get rid of the QuickBooks error code 6129 0? Then read this article, here we will discuss, why the database connection verification fails, and how to fix the issue by using different solutions. In the meantime, you can drop a call to this number+1-844-405-0904 for the expert consultancy.

What is QuickBooks Error 6129 0

QuickBooks error code 6129 0 is a database connection verification failure error, which doesn’t allow the users to open the company file. It appears with some error messages like; “Error 6129 0: QuickBooks has encountered a problem and needs to close. We are sorry for the inconvenience“.

Journal of the Error Code:

  • Error Code: 6129 0
  • Error Message: Error 6129 0: QuickBooks has encountered a problem and needs to close. We are sorry for the inconvenience.
  • Appearing In: QuickBooks Desktop
QuickBooks error 6129 0 message
QuickBooks error 6129 0 message

What are the Possible reasons for QuickBooks error -6129, 0

Here are some of the possible reasons for the error code. Check all of them, It will help you to find the right solution to the error code.

  • All computers in a multi-user configuration are not up to date.
  • Incorrect folder permission or if the QuickBooks database server manager is not working properly
  • Because of corrupted network data files.
  • The most likely cause is a network problem where it can’t find the computer or server that holds the file
  • The mismatch between the domain of the client and the server.
  • Damaged or corrupted QuickBooks installation files.
  • If you have already opened the accessible file then, you may also face the same issue.

Symptoms of QuickBooks Error 6129,0

You can identify some of the signs that confirm the QuickBooks error 6129. Some of them are given below:

Symptoms of QuickBooks Error 6129 0
  • If your system is freezing for a few minutes then it may occur due to QuickBooks error 6129.
  • If restricted to access certain features and data.
  • An error message will display on the screen and the active window crashes.
  • In case, Quickbooks files are corrupted.
  • If the system has a lagging problem or slows down.

How to fix QuickBooks Error Code 6129 0

Here are the different solutions to troubleshoot the QuickBooks error code 6129 0. You need to choose the appropriate solution by considering the reason for the issue. But before that, you have to ensure that your QuickBooks version is on the latest version.

Solution 1: Update the QuickBooks

This is the primary solution for all kinds of QuickBooks errors. Check that, your QuickBooks is in the latest version. If the QuickBooks is not in the latest version then update the QuickBooks.

Solution 2: Run the QuickBooks File Doctor

Here is how to use QuickBooks file doctor;

  • Download the QuickBooks tool hub.
  • Select the ‘Company File Issue‘ section, and select the ‘Run QuickBooks File Doctor‘.
  • After that, the tool will run to diagnose the problem and will fix the problem, if there are any issues.

If you still experience the error & facing issues, then try performing the following solutions:

Solution 3: Log into Windows as an administrator

First, try opening another company file. You need to log into Windows as an Administrator to update your company file. If you do not have an Administrator login you can use, find support for Windows or an IT Professional for assistance.

Solution 4: Run Selective Startup

  • First, go to the Run window by pressing window+R.
  • Then enter MSCONFIG and press the enter button.
  • After that tap on the Selective Startup option.
  • Next, select the general option.
  • Then next, select Load system service and then Load Startup.
  • Click on the Service button.
  • Select Hide all Microsoft services.
  • Now checkmark the Windows installer box and then tap on the OK button.
  • Click on Restart on the system configuration Screen.
  • Now uninstall and reinstall the QuickBooks.
  • Use the Run screen and then enter MSconfig.
  • Press the Normal setup button and then select OK.
  • After doing all the steps mentioned above restart your system.

Solution 5: Disable Third-Party Software (Antivirus)

If your Windows is in safe mode then you need to disable the third-party software. Here is, how to do it;

  • Restart the computer in Safe mode.
  • Disable your antivirus software
  • Create a new company file.
  • Restart the computer in normal mode.
  • Open QuickBooks and your company file

Solution 6: Rename the QuickBooks Network Descriptor (.nd )files

Follow the procedure to rename the file;

  • Check your hard drive on the computer that your QuickBooks file folder for files named .nd.
  • Now rename the file, right-click the .nd file with an old name of the company file, and choose rename.
  • Type .OLD at the end of the file name and press Enter.
  • If you access the same company file on multiple computers, please follow the next steps. If you only use QuickBooks on one computer, you can open the company file now.
  • Click the Windows Start button and choose Programs > QuickBooks > QuickBooks Database Server Manager.
  • Select the Scan Folders tab.
  • If there is no folder that contains the company file, click Add Folder to add it.
  • Click Scan, and close when the scan is completed.
  • Open the company file.

Solution 7: Create another folder and move the QuickBooks company files

Here is the procedure to create, and move the QuickBooks portable file;

  • Create another new folder.
  • Move the QuickBooks company files to the newly created folder.
  • If you have been using QuickBooks on one computer, it is easy to open the QuickBooks company file using a new folder.
  • But, If you use the same file on multi-system, you should perform the next steps.
  • Click the Windows Start button of Windows and select Programs > QuickBooks > QuickBooks Database Server Manager.
  • Select the Scan
  • If there is no folder that contains the company file, click Add Folder to add it.
  • Click the Scan.
  • When the scan has been completed, click
  • Open the QuickBooks company file.

Solution 8: Do a Clean Install

  • Open a QuickBooks tool hub first.
  • Now go to the Installation Issue.
  • After that click on the Clean Install button.
  • Now the clean installation begins wait for a few minutes until the process is complete.

Ensure the working domain, you should contact a network administrator or an IT expert to add your computer systems to the domain.

Solution 9: Disable Multi-user Mode

Disable multi-user mode

You have to disable multi-user mode by following steps:

  • Open the QuickBooks Accounting Software.
  • Go to the File Menu.
  • After that, click on Utilities.
  • Now you can see many options from which you have to click on Stop Hosting Multi-User Access.

Hopefully, this article will help you to fix the 6190 error code in QuickBooks. Still, if you have any confusion then, feel free to contact our QuickBooks experts through this number+1-844-405-0904.

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