Hide out for small Troop not Working

[Sehnix]

i have all my troops in town and when i go to the Hide out in the woods for a small troop, then i cant klick on attack !!! only to leave, i have only 4 heros by my side, and smaller i can not make my troop....,

 

[Sehnix]

ok, i need to make a relog when the attack button dont go,
but 2 weeks go it normaly, and the last 2 days it make this little error,
or can this come from the cache?
it go after restart, and i dont have use cc cleaner for clear cache, i dont now...