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How to Fix QuickBooks Error Code 6000 77?

The company file is located on the external drive and not found on the system trying to open or you are not opening QuickBooks in administrator mode. The error code 6000 77 in QuickBooks will occur if the network connectivity is not set according to the environment and firewall is not configured to use QuickBooks.

If windows are not compatible with QuickBooks you may face runtime error to know how to Fix QuickBooks Runtime Error on Windows 10 read our blog in the link. You can follow below listed methods to solve QuickBooks error code 6000 77 and execute methods one by one carefully as one wrong step may lead to serious errors.

Steps to Solve QuickBooks Error 6000 77:


Step1: Close QuickBooks already open.

Step2: Open task manager and look for processes running for QuickBooks.

Step3: End task all the processes running for QuickBooks.

Step4: Right click QuickBooks icon and run as administrator.


Step1: Search and open QuickBooks company files.

Step2: Search files with the company name in the folder with extensions .TLG and .ND.

Step3: Rename and add .old to find files with extension .TLG and .ND.


Step1: Open QuickBooks by right-clicking on the icon to select run as administrator option while pressing and holding control key.

Step2: Click on menu and select open or restore the company.

Step3: Now click on open a company file and press the next button.

Step4: Click on the network located on the left pane and navigate to the company named location.

Step5: Select the file and click on the open option.


Step1: Open windows firewall and select advanced settings.

Step2: Right click on inbound rules and click on new rule.

Step3: Now click on the program and press the next button.

Step4: Click on this program path and select browse option.

Step5: Open file path location and press the next button.

Step6: Now click on allow the connection button and press the next button.

Step7: Again press next button and click on finish.

Call QuickBooks Support Number +1-844-706-6636 to Fix QuickBooks Errors

If after executing the steps you are not able to fix QuickBooks error 6000 77 and need help can contact customer support online. Contact toll-free at +1-844-706-6636 to get in touch with certified professionals call now and get in touch with QuickBooks customer support number round the clock.


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