Originally Posted by wjc
I would chuck that leader and get some maxima or seaguar. I ran into a whole batch of bad fluorocarbon 4 or 5 years ago on from two different stores on 4 different spools, counting my buddy's two spools (same brand). Bass pro had to send their inventory of that entire load back.
I've experienced the same issue with a few years back, could be your tippet material is bad.