QuickBooks error code 6000 77, which belongs to the 6xxx series of errors, is one among the most common errors that many users face while opening or making changes to their company files in QuickBooks Desktop. A user might see an error message reading, “We’re sorry. QuickBooks encountered a problem.” Dealing with such company file errors can be pretty complicated for many users, especially those who don’t have any prior technical expertise. Therefore, we have come up with this post to discuss with you why company file error 6000 77 shows up and how to fix it safely.

Want to get rid of QuickBooks error code 6000 77 without wasting your precious time on implementing any tiresome troubleshooting procedure? If yes, feel free to contact QuickBooks experts at 800-583-0572.

What causes QuickBooks error 6000 77?
QuickBooks error 6000 77 generally takes place due to the reasons we have mentioned below:

• The company file is not stored on the default location, due to which QuickBooks Desktop is failing to access it.
• The .ND and .TLG configuration files, which let QuickBooks Desktop access the company file in multi-user mode, are corrupted.

What should you do to rectify QuickBooks error code 6000 77?
Solution 1) Manually open your company file in QuickBooks Desktop

• Open the Windows Start menu.
• Enter “QuickBooks Desktop” in the search box and find your QuickBooks Desktop version in the search results.
• Right-click the icon of QuickBooks Desktop and then press & hold the Ctrl key on your keyboard.
• From the drop-down list of options, select Open.

Note: Keep your hold on the Ctrl key until you see the No Company Open screen.

• On the No Company Open screen, go to the File menu and select the Open or Restore Company option.
• Choose the Open a company file option and then click “Next.”
• From the left pane, select the Network tab and go to the location where your company file is stored.
• Select your company file and then click the Open button.

Solution 2) Rename the .ND and .TLG configuration files

• Open the Windows Start menu.
• Enter “File Explorer” into the search box and select File Explorer.
• Access the Company Files folder by navigating to the following path: C:\Users\Public\Public Documents\Intuit\QuickBooks\Company Files.
• Look for files with the .ND and .TLG extensions but with the same name as your company file.
• Right-click the file with the .ND extension and select Rename.
• Add the text “.OLD” at the end of the filename.
• Right-click the file with the .TLG extension and select Rename.
• Add the text “.OLD” at the end of the filename.
• Try to open your company file in QuickBooks Desktop.

Conclusion:
If QuickBooks error code 6000 77 persists even after following all the troubleshooting solutions mentioned in the post above, then the folder containing your company file might have been damaged. Thus, we recommend you recreate the damaged folder to store your company file and see if this resolves the error. For further troubleshooting assistance fixing company file error 6000 77, contact QuickBooks professionals at 800-583-0572