Originally Posted by
dontpassthefenc
I only 'throw my chain' when it breaks mid-climb and makes me look like a jackass.
I did that during a mountain bike race years ago on a really sketchy technical climb, not fun.
As for the OP's issue, I almost never throw chains on my FG, but as was said above check chainline, tension, etc.?
If it's an everyday occurrence, have one of the guys from your LBS take it for a spin and try and reproduce the problem.