[fixed/closed]Keeper of the Mind can't be activated

[Nexhro]

Describe the Bug:
Keeper of the Mind's activated ability can't be activated, regardless of how many cards each player has in hand.

Which card did behave improperly ?
Keeper of the Mind

Which update are you using?(date,name)Which type(Duel,Gauntlet,Sealed Deck)
CoRM15 mini3, duel

What exactly should be the correct behavior/interaction ?
Keeper of the Mind's activated ability can be activated, if its controller's opponent has at least two more cards in his/her hand than its controller at the time of activation.

Are any other cards possibly affected by this bug ?
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[Gargaroz]

Actually, there was a global bug and no Keeper aside from Keeper of the Dead is working.
All fixed in 55565a8