Solution 1: If you get this error while trying to update the company file. At first, open a new file to check if this error appears on your company file or it is with all other business data. You will use your Administrator login details to log in to the Windows and update the file. If you cannot login using your Administrator login details, you can get technical help for the Windows. Solution 2: You can perform this solution when you experience Easy-Step Interview Click Leave when you are In Easy-Step Interview. If you see the message of "Save the file?" click Yes. Enter a unique name for the file and then click Save option. Solution 3: If you use Safe Mode on Windows, Disable antivirus Restart your system without changing the Safe mode. Disable the running antivirus software Note: Never use Internet connection when you turn off the running antivirus software. You must disconnect your system from Internet connection before you disable running antivirus software. As soon as you complete this process performing the following steps, you can re-enable antivirus software without re-connecting your system to the Internet. Create another company file. Keep your system in the standard mode and restart it. Open the QuickBooks software and then open your company files Solution 4: Rename the QuickBooks Network Descriptor files Find out .nd. Files from the hard drive on your system that hosts the shared folder of QuickBooks company file Right-click Network Descriptor file with the name of your QuickBooks company file and choose the option Rename. Type .OLD when you have entered the file name, press Enter and you will see the file name as company file name.qbw.nd.OLD) If you find one file on many systems, you must practice next steps. When you are using QuickBooks software on one system, you may open company file promptly. Click the Start button of Windows and select Programs > QuickBooks > QuickBooks Database Server Manager. Click Scan Folders. If no folder contains the company file, click Add Folder and add it. Click the Scan. Click Close when the scan is finished. Open QuickBooks company file. Solution 5: Create another folder and navigate the QuickBooks company files Create another file folder. Navigate the QuickBooks company files to the new folder. If you have been using QuickBooks on one system, it is easy to open QuickBooks company file using new folder. But, If you use the same file on many computers, you should perform step 4. Click the Start button of Windows and select Programs > QuickBooks > QuickBooks Database Server Manager. Click on Scan Folders. If no folder contains the company file, click Add Folder and add it. Click the Scan. Click Close when the scan is finished. Open QuickBooks company file Solution 6: Be sure that all computer system is working on one domain You should contact a Network Administrator or an IT expert to add your computer systems to the field.

1. Quickbooks Error -6129, 0
Database connection verification failure, when
opening or creating a company file
This error appears when you create an original and
new QuickBooks company file. The same error also
occurs when you open an already available file:
Error message: Database connection confirmation
failure follow the Error code: -6129, 0

2. • Why this error occurs?
• Many reasons may create this problem:
• If Antivirus is running on your system when you
create a new file
• If there are corrupted network data files
• If you update your company data from the old
QuickBooks version without using Administrator
login details for the Windows login.
• When the domain of client machines and Server
does not match.

3. • How to resolve the problem?
• You can address this issue by performing many
solutions recommended by Intuit. Your
problem may be solved with the solution 1, or
it may be necessary to practice all available
solutions to fix the problem. You must
perform these solutions orderly so that you
may get excellent results.

4. • Solution 1: If you get this error while trying to update the
company file.
• At first, open a new file to check if this error appears on
your company file or it is with all other business data. You
will use your Administrator login details to log in to the
Windows and update the file. If you cannot login using your
Administrator login details, you can get technical help for
the Windows.
• Solution 2: You can perform this solution when you
experience Easy-Step Interview
• Click Leave when you are In Easy-Step Interview.
• If you see the message of "Save the file?" click Yes.
• Enter a unique name for the file and then click Save option.
• Solution 3: If you use Safe Mode on Windows, Disable
antivirus
• Restart your system without changing the Safe mode.

5. • Disable the running antivirus software
• Note: Never use Internet connection when you turn off
the running antivirus software. You must disconnect
your system from Internet connection before you
disable running antivirus software. As soon as you
complete this process performing the following steps,
you can re-enable antivirus software without re-
connecting your system to the Internet.
• Create another company file.
• Keep your system in the standard mode and restart it.
• Open the QuickBooks software and then open your
company files