PS3 Foldinng channel dissappeared

[Alexxi]

I have live channel,world heritage, and united village. I was folding last night and then I quit to watch a movie and my ps3 restarted itself or crashed and this morning when I thought I was folding all night the folding channel was gone so I checked for a system update and ther was one but when it was finished still no folding channel but I have the other channels. Help