noobish quuestion/problem

[Kaze46]

hi , i'm new to this so i don't know if i posted this on the right place , but , i have a problem , my psp was working fine until a couple of days ago when it wouldn't read the cso games i have on it , i formated the ms but still nothing , even though it can play the music on the ms. does anyone knows what could this be?

[Mitochondria]

Check your vsh menu, and your firmware. And possibly the recovery menu to see if anything has changed. Some games may screw up your psp if you get it from an unreliable source.