How to Resolve QuickBooks Error 6123, 0?

QuickBooks error 6123,0 is observed when users try opening their company files. There are various causes linked with this error and for each of those causes, there are various troubleshooting methods. This blog contains all the causes and also enumerates the various solutions that can help you fix QuickBooks Error 6123,0.

Factors that Lead to QuickBooks Error 6123,0?

• Corrupted Company file

• Firewall might be impeding the functionalities of QuickBooks.

• Windows Operating System might be damaged.

• Multiple Database servers may be simultaneously running on the system.

How Can I Fix QuickBooks Error 6123, 0?

Fix 1: Run QuickBooks File Doctor

• Open the QuickBooks File Doctor Tool. If not already installed, download it from Intuit website and install it.

• Browse for the company file.

• Select the 'Diagnose File' option after clicking on the 'Check File Damage Only' option.

• Enter the admin password, then choose "Ok."

• In the most recent release, choose 'Open File'.

• Reboot the PC after completing the aforementioned procedures.

Fix 2: Rename the Network and Transaction Log files

• Locate and open the folder containing the company file.

• Choose the ".ND" file and right-click on it.

•  Choose the 'Rename' option.

• Append '.ND.OLD' in the filename.

• Similarly, Rename the .TLG file to ".TLG.OLD”.

Fix 3: Change the File Location 

• Transfer the Company Files to some another folder.

• Run QuickBooks and access the file from this new location.

Fix 4: Turn Off the Security Programs

• Some system security software or Firewall in your system might be interfering with your company file.

• Since the specified Company File might be identified as a virus, you may be unable to access it.

• In such a case, you need to ensure that the Company File is added to the list of exceptions in your anti-virus software.

Fix 5: Uninstall and Reinstall the QB Software

• Navigate to the ‘Control Panel,’ followed by the ‘Programs and Features’ option.

• From the list of programs, identify QuickBooks Desktop and click on ‘Uninstall.’

• Once uninstalled successfully, download a fresh copy of QB that you would like to be used on your computer, or you can prefer the QuickBooks installation CD.

• Install the QB in the normal mode and enter the requisite details, including the Product ID, License Number, etc.

• QB will automatically be registered and subsequently activated.

• Now, open the QB and access the Company file again.

Fix 6: Make a New Window User

• Navigate to the ‘Control Panel’ option.

• Select the ‘Create New User Choice’ option.

• Subsequently, choose the Administrator for user type and Logout from the existing account.

• Reboot your system and then log in by using the new user credentials.

• Move your company file to the desktop.

• Open QB and then try to access the company file.

Fix 7: Delete Characters Via the File Name

• You need to ensure that the company file name is less than 30 characters and doesn’t have characters or unnecessary spaces.

• In case you find any, delete these characters.

Fix 8: Run the Quick Fix My Program

• Download the QuickBooks tool hub and install it.

• Double-click on the window desktop icon to view the tool hub.

• Click on ‘program problems.’

• Then, navigate to the ‘Quick Fix my Program.’

• The process might take some time. Wait for it to conclude.

• Once done, check and verify if the issue has been resolved.