Accessing the Quickbooks company file in the single user mode by another user can result in Quickbooks error code 6073.

Reasons:
File opened by another user in single user mode.
File present in another network.
Files may be hosted by linux server.

What are the ways to resolve Error code 6073?

Method 1: Running QB file doctor tool.
You need to run the Quickbooks file doctor tool after downloading it from the original website.
The tool will fix the issues in the company file.

Method 2: By manually fixing Error 6073.
You have to open the company file on the host computer.
Reach the file menu and select Switch to multi user mode.
Reboot your system.

If you are still facing any issues in resolving Quickbooks error 6073, connect QBSsolved at 1-888-910-1619