Improvise Pick edge

Improvise Pick edge doesnt seem to work. Log: 91% 100% 89% 7757 civilized 8 AM sk pick Your ability in the skill pick lock is at 100%(100%). 91% 100% 89% 7757 civilized 8 AM pick chest You failed to pick a large brass chest. 91% 100% 89% 7757 civilized 8 AM eq You are using: a tarnished silver ring a tarnished silver ring a silver necklace with a blue dragon pendant a silver necklace with a blue dragon pendant (Glowing) a shirt of shining silver chain a midnight dragon skull wood-trimmed greaves some leather traveling boots a pair of black leather gloves a pair of steel arm guards a long flowing blue cape a pitch-black leather belt a charred leather bracer a charred leather bracer an envenomed dagger --- 91% 100% 89% 7757 civilized 8 AM pick chest You failed to pick a large brass chest. 91% 100% 89% 7757 civilized 8 AM wear picks You hold some mithril lock picks in your hands. 91% 100% 89% 7757 civilized 8 AM pick chest You hear a near inaudible *click* as you skillfully pick a large brass chest. 91% 100% 89% 7757 civilized 8 AM relock chest You hear a near inaudible *click* as you skillfully relock a large brass chest. 91% 100% 89% 7757 civilized 8 AM pick chest You hear a near inaudible *click* as you skillfully pick a large brass chest. 91% 100% 89% 7757 civilized 8 AM edge remove picks Your character has the following edges: Improvise Pick: You can pick locks without a set of tools. 91% 100% 89% 7757 civilized 8 AM You stop using some mithril lock picks. 91% 100% 89% 7757 civilized 8 AM pick chest It's already unlocked. 91% 100% 89% 7757 civilized 8 AM relock chest You failed to relock a large brass chest. 91% 100% 89% 7757 civilized 8 AM wear picks You hold some mithril lock picks in your hands. 91% 100% 89% 7757 civilized 8 AM relock chest You hear a near inaudible *click* as you skillfully relock a large brass chest. 94% 100% 96% 7757 civilized 9 AM remove picks pick chest You stop using some mithril lock picks. 94% 100% 96% 7757 civilized 9 AM You failed to pick a large brass chest.