QuickBooks Error Code -6000, -77. In case of any issues dial us.


“QuickBooks error code -6000, -77 usually appears when you are trying to work with your QuickBooks company files.”

An Inconvenience message will flash for the problem that your QuickBooks has encountered.

Causes of QuickBooks Error code -6000, -77:

The Error Code –6000, -77, generally occurs due to following reasons.

  • The company file is not located in local drive or network yet it is located in any external drive.
  • QuickBooks is trying to open the company file through mapped drive.
  • Any Antivirus or Firewall security software is blocking connection with QuickBooks in its multi-user mode.
  • Incorrect folder permissions or the navigation path where the file is located.

These are some of the basic causes by which this error can be caused. There can be some hidden technical causes also and for that you may need technical assistance. People at Qbpro will help you figure out the exact cause of an error and provide you with the steps to resolve the issue.

How to fix it?

Here is how you can fix your QuickBooks error. You need to follow all the instructions step by step, following which will help you in solving the error.

  1. Download and Run File Doctor for QuickBooks
    • Open your web browser and search QuickBooks repair tool provided by Intuit that is QuickBooks File Doctor


      The file is reported to be corrupted which may put your business data at risk. Thus connect with your proadvisor or call tollfree at 1800-865-4183.

    • Once you download, run QuickBooks File Doctor in your system.
  2. Rename .NDand .TLGfiles
    • Find the folder which contains QuickBooks company file.
    • Now, locate all the files which are having the same file name.
    • All these files have ext like .ND and .TLG.
    • Click “Rename” after clicking right on the file.
    • Here, you don’t need to phrase “old” – as an addition as post fix in the file extension and click on “Enter”.

Following all the steps of 2nd method of resolution should help you in fixing QuickBooks error code -6000, -77. But if you are still facing an error then jump on to our 3rd method.

  1. Use UNC patch file name, not the mapped drive
    • On your PC, press CTRL key + Right click on your keyboard to the QuickBooks icon which is on desktop.
    • Now, select “Run as Administrator” and then press CTRL key and let your Company Window file open in your computer.
    • Go to “File” menu.
    • Click on “Open or Restore Company.”
    • Go for “Open a Company” and click “next”
    • Now, look at the Left-Hand Side of your windows, from there, open “network” and navigate it to the location of company’s file.
    • Now, select company file and click on open.
  2. Recreate the corrupt folder.
    • Go to C: drive and create a folder (new).
    • Now, open folder that contains the company file.
    • Find .qbw extension file.
      1. For Instance – qbw right click on the file and copy it.
      2. Paste in the new folder that you have made in C: Drive.
      3. Set the permissions to the folder.
      4. Now, this is the last step – start QuickBooks from the new location

Reach us

It may be very likely that you still face QuickBooks error code -6000, -77 then reach out for support. The reason for this is that there is no “one” solutions that can help you fix your issue. QuickBooks is haunted by different error codes at the same time and there generally are different solutions to fix that.

Though we have tried to provide details related to every step but if you still face issues then chat with us on the phone. If you are living in Canada then try our QuickBooks Canada support number at 1800-865-4183.

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