QuickBooks Error 6000 77 is often found to get totally eliminated from the accounting software by taking the following precautions.
Restart your computer device.
Ensure a well-secured proper internet connection to your device. Alternatively, also check for the proper speed of the internet connection you are using.
Make sure that you have permission to access the company fil’s from the accounting software. As the accounting software offers the managers to utilize customized permission to different users of the software so it may happen that you are not authorized to access a particular company file.
Check if the credentials you are using are correct and proper.
The accounting software must be installed on the administrator of the windows of the computer device for proper functioning.