Ps3 doesnt fully load bluray games or movies

Question

when i put my game into my ps3 the blue luight comes on blinks a couple times and then stays solid blue, at the topo right part oif the screen i can the the little loading disck\ lokking thing but after that goes away the icon for the game or movbie wont come up, at first it happed a couple of times and then would werk now caaaaaaaaant get the games toi ever load, but with repeat eject then insert attempts a bkd movie will sometimes load?
and i cant think of any remedies plkease help
-Corey