Ok, I've been googling this without finding a good answer. I'm in March 2015, and have had all the french leagues added from the start. Still INF Clairefontaine has yet to produce a single regen. This is the third year in a row they're all greyed out.
Does anyone have a better answer than "you just have to wait"? It's not that I mind waiting, it's just that I would like to know why they are all greyed out. Is it random? Is it a bug? Would I have to start a new game (that's not gonna happen)? This is what the squad looks like when I view it: