How to Fix QuickBooks Error 6190 – Company File Issue


Last Update: August 12th, 2025     Author: Adams Williams

Reviewed By: SMBAccountants Editorial Team

A runtime problem that goes by the name QuickBooks problem Code 6190 prevents access to company files for users and interferes with the operation of the QuickBooks application. Usually, it is due to conflicts in multi-user mode or inconsistencies in the file system. The solution to this problem avoids loss of data and ensures smooth financial administration.

What is Error 6190 in QuickBooks?

QuickBooks Error Code 6190 pops up when the program cannot open the company file due to corruption or a mismatch in the file registry, incorrect updates, or even when another user is logged into the file in single-user mode. The whole troubleshooting procedure becomes easier if one knows the exact cause.

Struggling With Accounting or Bookkeeping?

Talk to our experts in minutes — No wait time!

  • Free Consultation
  • Fast Response
  • Trusted Experts
Image

What Causes QuickBooks Error 6190?

Understanding the root causes of QuickBooks Error 6190 will help you resolve and prevent it more effectively. Some common triggers include:

  • Inconsistencies between .TLG files and the associated company file (.QBW).
  • One user is open to the company file, but then attempts to open again in single-user mode.
  • Corruption or damage occurred to the installation of QuickBooks.
  • Network connectivity fails on the host system.
  • QuickBooks application or windows operating system become outdated.

Common Symptoms of QuickBooks Error 6190

You may be experiencing Error 6190 in QuickBooks if:

  • Company file could not be opened or accessed.
  • QuickBooks freezes or crashes out of nowhere.
  • An error notice that says, “This company file cannot be opened by QuickBooks.”
  • Slow performance of the QuickBooks application.
  • Connection problem in multi-user mode.

How to Rectify QuickBooks Error 6190?

Below are different procedures for fixing QuickBooks Error 6190, depending on the different root causes for this error message:

Solution 1: Update QuickBooks

Overview: An outdated version of QuickBooks may cause an error due to incompatibility. Regular software updates ensure that your program runs problem-free.

  • Open QuickBooks and go to the Help option.
  • Click Update QuickBooks Desktop.
  • The Update Now button should be highlighted.
  • Click on Get Updates following the selection of the updates.
  • To update, reboot QuickBooks.
Update QuickBooks Desktop

Solution 2: QuickBooks File Registry Troubleshooting on Windows

How it works: Error 6190 occurs when the QuickBooks registry is incomplete or outdated. The problem registry entries can be corrected by cleaning them up.

  • On Windows, type Windows + R on the keyboard to open Run.
  • Type regedit and hit Enter.
  • Proceed to the respective QuickBooks registry path.
  • Highlight the corrupted items, then save a copy of the registry.
  • Remove the error-prone registry items carefully.
  • Reboot the computer and attempt accessing QuickBooks.
QuickBooks File Registry

Solution 3: Eliminate All Temporary Files

Summary: Temporary files may accumulate and cause problems for QuickBooks to work properly after some time. Therefore, deleting these files can solve the problems and make the application operate smoothly.

  • The Run dialog box may be accessed by pressing Windows + R.
  • Type %temp%. Press Enter.
  • Select all the temporary files and click Delete.
  • Following the confirmation message restart your computer.
Type cleanmgr in Run box

Solution 4: Use the System Restore Point to restore your system.

Overview: You can recover your computer back to a time when QuickBooks was working just fine by using System Restore.

  • Press Windows + S to find System Restore.
  • Click on the Create a Restore Point option.
  • Follow the on-screen instructions after selecting System Restore.
  • Choose a restoration point before the problem begins.
  • Check if the problem persists after rebooting your computer.
System Restore

Solution 5: Use the QuickBooks File Doctor Tool.

Description: The QuickBooks File Doctor Tool is designed to automatically detect and repair issues with company files.

  • Download and install the QuickBooks Tool Hub from Intuit’s official website.
  • Open Tool Hub > Select Company File Issues.
  • Click on Run QuickBooks File Doctor.
  • Select your company file from the list or browse manually.
  • Choose Check your file and click Continue.
  • Enter QuickBooks admin password when prompted.
  • Let the scan complete and then try reopening the file.
Run QuickBooks File Doctor Tool

Note: Ensure you’re using the latest version of the Tool Hub for better results.

Solution 6: Use QuickBooks Database Server Manager

If your network setup is incorrect, QuickBooks Error 6190 can occur.

  • Open QuickBooks Tool Hub > Network Issues.
  • Select QuickBooks Database Server Manager.
  • Click Browse and locate your company file folder.
  • Click Start Scan.
  • Once the scan completes, try accessing your company file.
QuickBooks Database Server Manager

Solution 7: Use the Refresher Tool for QuickBooks

Overview: Error 6190 can be the result of small application bugs, which are resolved by this refresh tool.

  • Go to the website to obtain the QuickBooks Refresher Tool.
  • Turn off every QuickBooks process that is active on the computer.
  • Load the refreshers tool.
  • Try to reopen QuickBooks to check whether the error is resolved.
QuickBooks Refresher Tool

Solution 8: Switch to Single-User Mode and Log Out All Users

  • Ask all users to log out of QuickBooks on all systems.
  • Log in as Admin on the host computer.
  • Try to open the company file in Single-User Mode.
  • If it opens successfully, switch back to Multi-User Mode.
Switch to Single-User Mode

Solution 9: Run Data Utilities Verify and Rebuild.

QuickBooks data issues are identified and resolved using the Verify and Rebuild tools.

  • Open QuickBooks and then select the File menu.
  • Select Utilities > Verify Information.
  • Select Utilities > Rebuild Data if errors are detected.
  • Follow the prompts to repair the data.
  • Try closing and reopening QuickBooks to see if the issue is resolved.
Utilities-Verifying-the-Data-or-Rebuild-Data

Solution 10: Rename the .ND and .TLG Files

These configuration files help QuickBooks access your company file on a network. Corruption or mismatch can trigger Error 6190.

  • Navigate to the folder that contains your company file.
  • Find files with the same name as your company file but with .ND and .TLG extensions:
    • CompanyFile.qbw.nd
    • CompanyFile.qbw.tlg
  • Right-click each file and rename it, e.g., CompanyFile.qbw.nd.old
  • Open QuickBooks and try accessing your company file again.
Rename-QuickBooks-.ND-and-.TLG-Files

Solution 11: Restore a Backup Company File

If the damage is severe, restoring a recent backup may be necessary.

  • Open QuickBooks > File > Open or Restore Company.
  • Choose Restore a backup copy.
  • Browse and select the most recent backup file (.qbb).
  • Follow the on-screen instructions to restore.
Backup Company File

Conclusion

QuickBooks Error Code 6190 can hamper normal working, but it is solvable with the help of the above methods. The solutions, which range from updating QuickBooks applications, including QuickBooks File Doctor or QuickBooks Refresher Tool, encompass a rich variability depending on the causes of the issue. If the given problem remains unresolved or you are in doubt about its right processing, then it is well-advised to seek help from a certified QuickBooks professional.

Frequently Asked Questions

Q 1: What causes QuickBooks Error 6190?

Q 2: Can I fix QuickBooks Error 6190 without losing data?

Q 3: How do I use QuickBooks File Doctor to fix Error 6190?

Q 4: Does QuickBooks Error 6190 occur in multi-user mode only?

Q 5: How can I prevent QuickBooks Error 6190 in the future?

Adams Williams

Adams Williams is a seasoned accounting professional with over 4 years of experience in bookkeeping, financial reporting, and business accounting solutions. Specializing in QuickBooks software, Adams combines technical expertise with clear, accessible content writing to help businesses streamline their financial processes. His insightful guides and how-to articles are crafted to assist both beginners and seasoned users in navigating accounting software with confidence.

Leave a Comment

Phone

+1800-961-4963

Toll Free: +1800-961-4963 user