Books Handling

Step By Step Guide To Fix QuickBooks Error 6000

QuickBooks Error 6000

What is QuickBooks Error 6000?

QuickBooks Error 6000 is an error that typically occurs when users try to open, restore, or back up a company file. This error is part of a series involving the 6000 series that generally relates to issues with company files. It presents with different digits following ‘6000,’ indicating slightly different issues or causes.

Causes of QuickBooks Error 6000

  • Network Connection Issues: If your computer cannot communicate effectively with the host server, it can prevent access to the company files.
  • Corrupted .TLG files: The .TLG (Transaction Log File) is crucial for syncing QuickBooks with its network. Corruption in these files can lead to QuickBooks Error 6000.
  • Multiple Users Accessing the File: This error might pop up if multiple users try to access the company file simultaneously in a multi-user mode without proper setup.
  • Firewall Settings: Firewall settings or similar software might sometimes block the connection to the server hosting the company file.
  • Damaged Company Files: If the QuickBooks company file is corrupted or damaged, it can prevent the file from opening.

Step By Step Guide To Fix QuickBooks Error 6000

Step 1: Inspect Network Connectivity

  • Check Host Computer Connection: Ensure the server or host computer is properly connected to the network. You can ping the server from the workstation by opening Command Prompt, typing ping [servername], and pressing Enter.
  • Scan Network Issues: Use the QuickBooks Connection Diagnostic Tool to automatically identify and rectify network issues.

Step 2: Rename .ND and .TLG Files

  • Navigate to the folder containing your QuickBooks company file.
  • Look for files sharing the same name as your company files but with extensions .ND and .TLG.
  • Right-click each file and select Rename. Add ‘.OLD’ at the end of each file name (e.g., company_file.qbw.nd.OLD).
  • Restart QuickBooks: Once renamed, open QuickBooks and try to access your company file.

Step 3: Open a Sample Company File

  • Open QuickBooks application.
  • Go to the “No Company Open” window, and select “Open a Sample File.”
  • Choose any from the list of sample company files. If the sample file opens, the problem might lie with your original company file or the path where it’s stored.

Step 4: Close All QuickBooks Processes

  • Log in as Administrator on the server computer.
  • Press Ctrl+Shift+Esc to open Task Manager.
  • Click on the ‘Users’ tab to see processes running by all users.
  • Highlight each QuickBooks process (QBW32.EXE, qbupdate.exe, and QBDBMgr.exe), then select ‘End Task.’
  • Reopen QuickBooks and attempt to sign in to your company file.

Step 5: Use QuickBooks File Doctor

  • Download and install QuickBooks Tool Hub.
  • Run the QuickBooks File Doctor tool from within the hub.
  • Select your company file from the drop-down menu, or browse to locate it manually.
  • Choose the ‘Check your file’ option and click ‘Continue.’
  • Enter your QuickBooks admin password and click ‘Next.’ The scan can take a few minutes.

Step 6: Configure Firewall and Antivirus Software

  • Ensure your firewall and antivirus settings are configured to allow exceptions for QuickBooks.
  • You may need to adjust settings or consult your software provider’s help documentation to prevent QuickBooks files from being blocked.

Step 7: Restore a Backup

  • Open QuickBooks and go to the ‘File’ menu.
  • Select ‘Open or Restore Company.’
  • Choose ‘Restore a backup copy’ and follow the prompts to restore your data from a backup file.


QuickBooks Error 6000 can be a stumbling block for many businesses, but it can typically be resolved quickly with the right steps. By following this guide, you can ensure your QuickBooks operations run smoothly, minimizing downtime and maintaining productivity. Remember, regular backups and proper network setup can prevent many such issues from arising in the first place. If the problem persists, consulting with a QuickBooks professional may be necessary to address deeper issues.

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