the first one she slotted is Apocalypse Rech/Acc lvl 50 it went in her charge bolt no problem .éthe other one is Apocalypse Damage/endurance reduction also lvl 50 and the toon is a lvl 50 . as soon as u go to get the enh all her power trays go grey .i even unslotted the one she had slotted and same result all grey