QB Tax Advisor Accounting

QB Tax Advisor

QuickBooks is a powerful accounting software that helps businesses manage their finances efficiently. However, users may sometimes encounter the “QuickBooks Company File in Use” error, which can be frustrating and hinder productivity. Don’t worry! We’ve got you covered with effective solutions to get you back on track.

Understanding the Error

The “QuickBooks Company File in Use” error occurs when multiple users try to access the same company file simultaneously or when the file is not properly closed. This error can also happen due to network issues or corrupted company files.

Solution 1: Check for Multiple Users

If you suspect that multiple users are accessing the company file, follow these steps:

  1. Open the company file in QuickBooks.
  2. Go to the “File” menu and select “Switch to Multi-User Mode.”
  3. If prompted, click “Yes” to confirm.
  4. Ask other users to close the company file.

Solution 2: Close QuickBooks Properly

Ensure that you always close QuickBooks properly to prevent the “Company File in Use” error:

  1. Go to the “File” menu and select “Exit.”
  2. If prompted, click “Yes” to confirm.
  3. Wait for QuickBooks to close completely.

Solution 3: Restart Your Computer

Sometimes, a simple restart can resolve the issue:

  1. Save any unsaved work in QuickBooks and other applications.
  2. Close all open programs.
  3. Restart your computer.
  4. Open QuickBooks and try accessing the company file again.

Solution 4: Use the QuickBooks Tool Hub

The QuickBooks Tool Hub is a comprehensive tool that can help resolve various issues, including the “Company File in Use” error:

  1. Download and install the QuickBooks Tool Hub from the official Intuit website.
  2. Open the Tool Hub and select the “Company File Issues” tab.
  3. Click on “QuickBooks File Doctor” and follow the on-screen instructions.

Solution 5: Rename the .ND and .TLG Files

Renaming the network descriptor (.ND) and transaction log (.TLG) files can help resolve the error:

  1. Close QuickBooks on all computers.
  2. Navigate to the folder containing your company file.
  3. Locate the .ND and .TLG files and rename them by adding “_old” to the end of their names.
  4. Open QuickBooks and try accessing the company file.

Solution 6: Restore a Backup

If the above solutions don’t work, restore your company file from a recent backup:

  1. Open QuickBooks and go to the “File” menu.
  2. Select “Open or Restore Company.”
  3. Choose “Restore a backup copy” and click “Next.”
  4. Browse to the location of your backup file and select it.
  5. Follow the on-screen instructions to restore your company file.

Solution 7: Contact QuickBooks Support

If you’ve tried all the solutions and still encounter the “Company File in Use” error, don’t hesitate to contact QuickBooks support. Their expert team is ready to assist you and provide personalized solutions to get you back to managing your finances seamlessly.


The “QuickBooks Company File in Use” error can be a minor setback, but with these solutions, you’ll be able to overcome it and continue using QuickBooks with confidence. Remember to always close QuickBooks properly, maintain a stable network connection, and create regular backups of your company file to minimize the risk of encountering this error in the future.

QuickBooks is dedicated to providing the best user experience, and we’re here to support you every step of the way. With a little troubleshooting and the right guidance, you’ll be able to conquer any challenges that come your way and focus on growing your business.

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