How to Troubleshoot the QuickBooks Error Code 6000 77?

When opening the QuickBooks company file, you may get an error message saying, “We’re sorry. QuickBooks encountered a problem. Error codes (-6000, -77).” This is one of the 6000 series errors that can occur due to problem with company file and various other reasons.

In this post, we will go through this QuickBooks error in detail and provide possible solutions to resolve the issue. We will also mention an advanced QuickBooks repair tool that can help resolve the error if corruption in the company file is the cause behind the error.

What causes the QuickBooks Error 6000 77?

This error can occur due to one of the following reasons:

  • Missing or damaged Network Data (.ND) file.
  • Firewall is blocking the QuickBooks functioning.
  • The company file (QBW) is corrupted.
  • Network connectivity issue.
  • Incorrect Hosting settings.

Methods to Resolve QuickBooks Error Code 6000 77

When you encounter the QuickBooks error 6000 77, first try the following basic troubleshooting steps:

  • Relaunch your QuickBooks Desktop application with administrator rights. To do this, right-click on the QuickBooks application icon and then click Run as Administrator.
  • If you are trying to access the company file saved on an external device (USB drive), then copy it to local drive.
  • Create a new folder on your system, copy the company, and paste it into the newly created folder. Now try to open the company file from the new location to check whether the error is fixed.

If you are still facing the issue, then follow the below methods.

Method 1 – Check Firewall Configuration Settings

If you are experiencing the QuickBooks error 6000 77 while opening the company file on a network, you can check your system’s Firewall configuration settings. Make sure the services required by QuickBooks to access the company file on a network are not blocked. Check the below QuickBooks services:

  • QBW32.exe
  • QBUpdate.exe
  • QBDBMgr.exe
  • QBDBMgrN.exe

Method 2 – Check Server Hosting Settings

You may also get the QuickBooks error code 6000 77 if the hosting settings on the system are not configured correctly. So, make sure the “multi-user mode” option is enabled on your server system. Follow the below steps to check and change the hosting settings on the server system:

  • Open QuickBooks Desktop on the server system.
  • Click on File and then click on Utilities.
  • Click Host Multi-user Access.
  • The Host Multi-user Access window is displayed. Click Yes.

Method 3 – Recreate Network Data (.ND) File

Corrupted .ND file (configuration file) can disrupt communication between the server manager and the QuickBooks company file, leading to the QuickBooks error 6000 77. You can recreate the .ND file to troubleshoot the issue. To check and recreate this configuration file, follow these steps:

  • First, locate the company file folder.
  • Then, find the file with .ND extension, right-click on it, and click Rename.
  • QuickBooks application will automatically recreate the .ND file.

Method 4 – Rebuild and Repair QuickBooks Company File

QuickBooks displays the error, “We’re sorry. QuickBooks encountered a problem. Error code (-6000, 77), if the QBW file is damaged or corrupted. In this case, you can try rebuilding the QuickBooks company file data by using the inbuilt utility in QuickBooks – Verify and Rebuild. However, if that doesn’t help, you can use the QuickBooks File Doctor tool to repair the damaged company file. The steps are as follows:

  • First, download and install the latest version of QuickBooks Tool Hub.
  • Once the installation is complete, launch the QuickBooks tool hub.
  • In the Tool Hub, click Company File Issues.
  • Click Run QuickBooks File Doctor.
  • When it opens, click on the dropdown menu to select the affected QBW file.
  • Click the option labeled Check your file and then click Continue.
  • In the dialog box that opens, enter the QuickBooks admin credentials and then click Next.


The QuickBooks error 6000 77 can occur due to various reasons, like incorrect hosting settings, network issues, and corruption in company file. You can follow the methods mentioned above to resolve the error. To repair the corrupt company file, you can use the QuickBooks File Doctor tool. If it fails to repair the company file, then you need to use a professional tool for Qbw repair, like Stellar Repair for QuickBooks. It can repair the corrupt company (QBW) file and safely restore all the objects. The tool’s user interface is simple to use. You can download the demo version of the tool to check its accuracy. It allows you to view the recoverable data in the company file.

Brett Shapiro
Brett Shapiro
Brett Shapiro is a co-owner of GovDocFiling. He had an entrepreneurial spirit since he was young. He started GovDocFiling, a simple resource center that takes care of the mundane, yet critical, formation documentation for any new business entity.

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