Exact same thing happened to me. Very likely the slave. If the master leaks, it tends to get all over your leg. The slave typically leaks on the ground, so you'll probably find it wet below the slave. If so, the best solution is an aftermarket slave.
"I'd like to meet the joker who had the nerve to call this a road!" -- Walter Sigmann
"Gravity is a very fickle mistress." -- Unknown
"Throttle to the donkey!" -- Marc Coma