There was (is?) a bug where if you have a trace and reference view open then the info box info does not appear for your selected element.
Turn the trace & reference view off.
have you got the latest hotfix?
Barry.
One of the forum moderators.
Versions 6.5 to 27
Dell XPS- i7-6700 @ 3.4Ghz, 16GB ram, GeForce GTX 960 (2GB), Windows 10
Lenovo Thinkpad - i7-1270P 2.20 GHz, 32GB RAM, Nvidia T550, Windows 11