The base roboports work fine, my personal robots work fine, but hers don't work at all.
We have tried removing her power armor, removing the roboport from the armor. We have tried swapping armors, both armors work for me, none of them for her.
As seen here:
Maybe there is something obvious we are missing, in that case I apologise.
It seems to be a popular problem recently - I think that you can accidentially use the keyboard shortcut and disable it without being aware of the functionality.