Check the firewall.
On the license server machine, verify that the following are added to exceptions:
lmgrd.exe
ansyslmd.exe
ansysli_server.exe
https://www.youtube.com/watch?v=XIh47MZG__A&list=PL0lZXwHtV6OkRCk-_jQqtA0sTNgTWYB-i&index=15
This error is usually due to the ansyslmd being bloecked.
You are navigating away from the AIS Discovery experience