knock out poison failure rate

This skilll seems to be fukked up. i is something like zero for 28 on PC attempteds. it has not worked once using poisons high level than pc. Your ability in the skill apply is at 100%(100%). Your ability in the skill inhaled poison is at 100%(100%). Your ability in the skill knock-out poison is at 87%(87%). a vial filled with blue liquid | knockout can be referred to as 'vial poison knock out knock-out blue'. It is worth 0 copper, and is of the 40th level of power. It is a thief poison. It is made of glass and weighs 0 pounds 0 ounces.