If you try to open QuickBooks files in multi-user mode, you might experience QuickBooks error message 6123. This blog post is crafted to offer you the detailed information of this error as well as its reasons and solutions. So, if you have received this error on your screen, just read on and you will be able to get rid of this error by following the troubleshooting steps provided in the following post.

 

However, if you are seeking for professional assistance, or you want to save the time and effort in fixing the issue, then in that case the user can simply make a call at our toll-free. Speaking to our team of experts and certified professionals will help you to fix the issue with much ease.

 

Brief into QuickBooks error 6123

Fundamentally, QuickBooks Error Code 6123 arises when the user tries to upgrade the QuickBooks Company files to new version over a network. Also, it appears if the user tries to restore the QuickBooks Company file backup or open/access the company files in multi-user mode. When this error occurs, you may see the following error message on your desktop screen;

 

How to Fix QuickBooks Error Code 6123?

Follow the step-by-step procedure to resolve the Error code 6123. However, if you need quick professional technical assistance – you can get in touch with the QuickBooks enterprise technical support team.

 

Solution 1: Install and run QuickBooks File Doctor tool

QuickBooks file doctor tool is a feature available in all QuickBooks 2016 and later versions. You can use it to get rid of QuickBooks Desktop Error 6123. Download, install and run the tool to fix the issue and resume working. However, make sure that QBFD you use is updated. In case you don’t have file doctor in your software, you can download it for free from the internet. The steps involved are as follows:

  • First of all, download and run “QuickBooks file doctor”.
  • The next step is to “browse” the “company file”.
  • After that, the user will be required to select the “check file damage only”, and then “diagnose file”.
  • Now, the user needs to enter the “admin password” and then hit “OK”.
  • Once done with that, the user needs to select the “Open file” in newer version or “repair file” in the existing version.
  • After which the user needs to follow the prompts.
  • The last step is to “reboot” the system and you are good to go.

 

Solution 2: Fix the error manually

If the error persists even after trying QBFD, try manual troubleshooting procedures to fix it. But before you begin, make sure you reboot your computer. If the QuickBooks accounting software that you use is single-user, turn off the multi-user hosting and then update your system firewall or antivirus settings. If that doesn’t work, move on to the next step.

 

Solution 3: Check the Standby Mode

Verify if the host computer is in standby or hibernation mode. Because that might disable you and other users access QuickBooks company files and cause error code 6123. You can reconfigure the host computer to get rid of the issue.

 

Solution 4: Fix the damaged Data files

  • Press “Windows+E“ keys and a “Windows Explorer“ window will open.
  • Go to the folder that has QuickBooks company file stored.
  • Select and right click on the “file“ that has the company file name followed by “extension.nd“
  • Rename the company file with “.ndold” and hit “Enter“ key.
  • Allow QuickBooks accounting software to create a new data file for your company.
  • Go back to the desktop screen and then go to the company file and switch to single-user.
  • Select a QuickBooks company file and choose “Utility”.
  • Choose “host multi-user access” and log in to “multi-user mode” through the file.

 

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