What’s the Deal with QuickBooks Error 6000 77 and How to Fix it?

QuickBooks error 6000 77 is a common error that many users often face while attempting to open their company files in QuickBooks Desktop. The error code pops up on the computer screen with an error message, which reads, “We’re sorry. QuickBooks encountered a problem.” Usually, such errors happen when QuickBooks Desktop fails to locate the company file on the computer. However, there can be numerous other reasons behind the occurrence of error 6000 77 that we are going to discuss with you further in this post alongside their troubleshooting solutions.

Want to get over QuickBooks error 6000 77 without wasting your precious time on tiresome troubleshooting procedures? If yes, contact our QuickBooks error experts at (844-888-4666) and get the error resolved immediately.

What causes QuickBooks error code 6000 77?

The followings are all the possible reasons that can throw QuickBooks error code 6000 77:

  • QuickBooks unable to locate the company file.
  • The folder containing the company files is damaged or corrupted.

What should you do to fix QuickBooks error 6000 77?

Solution 1) Manually open the company file in QuickBooks Desktop

  • Open the Windows Start menu, type “QuickBooks Desktop” into the search box, and then right-click QuickBooks Desktop.
  • Press and hold the Ctrl on the keyboard and then choose the Run as Administrator option.

Note: Keep your hold on the Ctrl key unless the No Company Open window appears on the screen.

  • On the No Company Open window, go to the File menu and select the Open or Restore Company option.
  • Click on the Open a company file option and then hit the Next button.
  • From the left panel, select the Network option and then navigate to the following path: C:\Users\Public\Public Documents\Intuit\QuickBooks\Company Files
  • In the folder, look for the .qbw file and select it.
  • At last, click on the Open button.

Solution 2) Create a new folder for the company file

  • On the keyboard, press Windows + E keys simultaneously to open the File Explorer.
  • Open the C: drive and create a new folder in it named QBTest.
  • In the C: drive, navigate to the following location: Users\Public\Public Documents\Intuit\QuickBooks\Company Files
  • Look for the .qbw file in the folder and copy it.
  • Paste the copied .qbw file to the QBTest folder you have created in the C: drive.
  • Right-click the QBTest folder and choose the Properties option.
  • Go to the Security tab, and then click on the Edit option.
  • Select QBDataServiceUserXX (XX denotes the version of QuickBooks Desktop).
  • Checkmark the Full Control checkbox and then click on the Allow option.
  • Hit the Apply button, then the OK button.
  • At last, open QuickBooks Desktop and open the company file saved in the QBTest folder.


If you are unable to resolve QuickBooks error 6000 77 even after following all the troubleshooting solutions mentioned above, then there is a great possibility that ND and TLG configuration files, which allow QuickBooks accesses the company file, are damaged or corrupted. Our recommendation for you is to rename ND and TLG configuration files and see whether this resolves the error or not. For additional troubleshooting assistance, feel free to get in touch with our QuickBooks support team by dialing (844-888-4666).

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