multiple thins that bother me

i cant upload the pictures because my PC wont let me! (problem 1)
in two of these pictures there is an unknown player (herobrine) (problem 2)
one of these pictures is a cactus with a block in the middle (3)
another a torch that isnt giving off light (4)
a piston with an invisible head (still functions properly)(5)
white whitch (although apparently being fixed) (6)
moon seen through hole in world (underneath) (7)
and thats all sorry for no pics