[gtakillerIV]

You added two commas,

pawn Код:

net a %s, %s, %s.", , randfish(fish), randfish(fish), randfish(fish)); // Here

Remove one.

It should be:

pawn Код:

format(string, sizeof(string),"You just caught in your net a %s, %s, %s.", randfish(fish), randfish(fish), randfish(fish));