QuickBooks Error 6190, 816 (Proven Ways to Decode Instantly)

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Getting stuck with a complicated error while accessing crucial company file data could be tiresome for the users. Likewise, users often get frustrated when they catch up with QuickBooks Error 6190 816. Want to know what triggers this error? It may occur when the users try to access the company file in single-user mode instead of multiuser mode. 

QuickBooks Error code 6190 may also trigger due to the damage or corruption in the company file. Consequently, this error might result in the loss of important company file data, which could cause a severe loss for the organization. So, it’s crucial to get out of this error instantly using the expert’s recommended solutions, explained further in this post. 

Are you tired of finding the best solution to remove QuickBooks Error Code 6190, 816? Call us anytime and consult with our highly-certified professionals for sure-shot solutions. 

QuickBooks Error 6190 816- A Quick Synopsis About the Issue.

QuickBooks Error 6190 816 mainly arise when you are in multiuser mode, and QuickBooks is facing difficulty while finding the data file stored on the server in the network. You might be wondering, why does this issue arise? The users might get stuck with the error when multiple users in the network are running QuickBooks in the multiuser mode, which has to be enabled on the server computer. Upon the arrival of the error, the following error message flashes on the screen stating:

“QuickBooks is unable to open the company file. It may have been opened by another user. You should ask that user to switch to multiuser mode so that you can both use the company file simultaneously. This file could also be located in a read-only network folder. Error Codes: (-6190, -816) or QuickBooks Error 6190 Multiuser Not Working.”

If you are also stuck with QuickBooks Error 6190, you don’t have to take much stress on your shoulders. Go through the troubleshooting solutions explained in this post to regain access to the company file. But before that, you must review the root causes behind the error, which is explained below. 

When is the QuickBooks Error Message 6190 816 Usually Seen?

Here, we have described all the root causes that force QuickBooks Error Message 6190 816 to display on the computer screen. Understanding the factors behind this error will help you spot the right troubleshooting method to fix the problem. 

  • The transaction log file might not compare with the company file. 
  • You might observe this error when the QuickBooks software installation is interrupted in between and won’t be completed properly. 
  • Another reason could be corruption or damage in the QuickBooks data file. 
  • Sometimes, it may happen when the data file is placed on the server, and the workstation confronts issues while connecting. Thus, it might stop QuickBooks from opening the company file. 
  • In other instances, it may appear while using the obsolete QuickBooks Desktop application. 

What Symptoms Does QuickBooks Error 6190 816 Displays? 

With the help of the following indications, you can easily determine the occurrence of QuickBooks Error 6190 816. Read the pointers below to learn about the error’s early signs. 

  • You might notice that your system began to respond slowly and won’t respond to keyboard inputs. 
  • In other instances, you may notice the sudden freeze or crash of the QuickBooks application. 
  • The users might face problems opening the company file, interrupting the overall business tasks. 
  • In other instances, you may see the error code on the computer screen on the arrival of the error. 

Simplified Ways to Troubleshoot QuickBooks Error 6190, 816 Easily 

Here, we have described some quick resolution methods to overcome QuickBooks Error 6190, 816. Look at all the fixation methods and apply them according to the cause triggering the issue. 

First Measure: Assigning a New Name to the QuickBooks .ND and .TLG Files 

The users might often end up with QuickBooks Error 6190, 816 due to the damage.ND and .TLG files. So, to fix the issue, you must change the name of these files to prepare a new file with no corruption. 

  • Begin the procedure by launching the Windows File Manager on your device. 
  • Afterwards, browse the QuickBooks Installation Directory
  • You will mainly trace the QuickBooks Desktop folder by navigating through the following location “C: >> Users >> Public >> Public Documents >> Intuit >> QuickBooks.” 
  • Next, you must search for the configuration files having the same name as the data file with “.ND” and “.TLG” extensions. 
  • Once you find the file, right-click on them one after the other and choose the option “Rename.” 
  • Thereon, you must include “.OLD” at the end of the file name and open the QuickBooks application.
  • In the next step, launch the QuickBooks company file and see if QuickBooks Error 6190, and 816 persist.  

Second Measure: Conduct a Single-User Mode Check

Users often discover Error Code 6190 and 816 QuickBooks Desktop while accessing the data file in single-user mode. However, follow the following instructions to determine whether you are accessing company files in single-user mode. 

  • In the earlier stage, ensure all users have successfully logged out of the QuickBooks application. 
  • Thereon, you must relaunch your device and copy the data file to your desktop or a different location from its original location. 
  • After this, you must copy the data back to its previous location. 
  • Conclude the procedure by logging into the QuickBooks application. 

Third Measure: Configure the Damaged Company File Via QuickBooks File Doctor 

Using the QuickBooks File Doctor tool, you can easily repair any damage present in the company file. For that, you must carry on with the instructions outlined below. 

  1. For the QuickBooks Desktop 2019 or later users, hit the Help tab, followed by the QuickBooks Tool Hub. 
  2. On the other hand, if you are running the older version of QuickBooks Desktop, reach the official website of Intuit to download QuickBooks Tool Hub. 
  3. You must download the file and save it to a safe location where you can find it easily. 
  4. Reach the download section by hitting the Ctrl + J keys and tapping on the file named QuickBooksToolHub.exe
  5. Afterwards, run the installer file by accepting the instructions listed in the License Agreement. 
  6. Launch the QuickBooks Tool Hub and hit the QuickBooks File Doctor Tool
  7. Furthermore, navigate to the Company File Issues tab and pick the company file creating issues
  8. Thereon, the QuickBooks File Doctor tool will eventually begin to repair the damage present in the data file. 

Fourth Measure: Run the Quick Fix My Program From the QuickBooks Tool Hub

Sometimes, the users might result in QuickBooks Error 6190 due to the damage in the QuickBooks program. So, to repair the program issues, you must run the Quick Fix My Program tool from the QuickBooks Tool Hub by performing the steps below. 

  1. To begin the process, download the latest QuickBooks Tool Hub. If not, download and install it by applying the steps in the above solution. 
  2. Once QuickBooks Tool Hub is installed properly, close down the QuickBooks application and any other program. 
  3. Afterwards, open the QuickBooks Tool Hub and browse the Program Problem tab
  4. Next, choose the highlighted QuickBooks Quick Fix My Program tab to refresh the QuickBooks application. 
  5. After refreshing the QuickBooks installation, launch the data file again in QuickBooks. 

To Summarize the Above!!

Dealing with complicated company file errors such as QuickBooks Error Code 6190 816 can be disruptive. Therefore, we assure you that you may find this write-up helpful in decoding this error smoothly. If you still need help opening the data file and causing delays in your ongoing work, we advise you to consult our professionals. You can directly consult with our professionals anytime and find the best resolution to fix them.


Ans. Upon the arrival of QuickBooks Error Code 6190, 816, the users won’t be able to access their data file. However, this error might cause a severe loss of important company file data. Thus, it may severely impact the company’s reputation and productivity. 

Ans. Following are the root causes that are responsible for the occurrence of QuickBooks company file errors. 

  • You won’t be able to access the data file if it’s stored on another computer which QuickBooks fails to access. 
  • There might be some issues with the path where the QuickBooks company file is located. 
  • Interruption with the internet network connection could also be one of the reasons. 

Ans. You can resolve QuickBooks Error 6190, 816 by transferring the company file to local storage. For this, you must use the steps written below. 

  1. To start the process, copy the data file from the server to the USB storage device. 
  2. After this, return to the workstation where you wish to launch the data file. 
  3. At last, launch the QuickBooks Desktop and try to open the data file from the local storage. 

Ans. You must rectify Error Code 6190 and 816 QuickBooks Desktop with the help of the following resolution methods. 

  1. Try to change the QuickBooks company location 
  2. Use the QuickBooks File Doctor Tool 
  3. Fix the issues with the internet connection 
  4. Relaunch computers in the network, including server 

Ans. To avoid the QuickBooks Error Code 6190 and 816, You must ensure that you run data files in multiuser mode. Also, ensure your data file is not already logged in to another device. Apart from this, verify that the QuickBooks data file has no damage or corruption. 

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