If you having the remote desktop another session issue, we have a Fixed solution for the error : Your computer could not connect to another console session on the remote computer because you already have a console session in progress. Another Connection is in Progress Error.
First thing is First..
Make sure your computer's IP is not the same as the remote PC.
- In this case, your PC may resolve itself & got error.
Reboot both PCs and check . Some times rebooting of PCs will solve many unknown crazy windows issues..
If you are connecting via VPN, the issue mostly relies on the above 1st method.
- Your PC still cache the local IP which may same as the remote PC's local ip.