xbox 360 says i dont have xbox360

Hey guys, Whenever i put in my xbox 360 games it goes to the screen where it says some inorder to play put game in xbox 360 console. lil help here? shoul di adjust the lens? or etc?

 

are these original games?
or back-ups?

 

Origional

 

my console started doin this with gears and its not a backup, really wierd.

 

i would be very concerned mine did this and i got 3rlod about 2 weeks later

 

its a disc issue or a laser issue....
go clean the disc really well and try it again....