presets will not save in ezdrums

hi there.i have just upgraded from 4 to 6 so bare with me, I am running ez drummer in 6 and I when I saved a preset in ez drummer it did not show up when I then wanted to load the preset. presets I had made previously for ez drums when I was only using cubase 4 were showing up ok in the load presets for ez drums in cubase 6 . thanks