problems with ps3,,,while playing mlb 09 the show weird weird weird help?

[Kev]

ok! me and my bro were playing mlb09 the show it was about the 6th inning then all of a sudden the game quit on its own and went back to home menu,,and then i clicked 2 play mlb again and it works still whats wrong with this,,,could it be from playin a for the whole day and it turned off on its own as a warning or corupted data or somethin