bonjour j'aimerai bien jouer en 1.8 mais quand je la lance sa ne repond pas est sa reste comme sa vous savez quoi faire svp

voila ce que sa me poste:

[10:53:17] [Client thread/INFO]: Setting user: TheFoxGames
[10:53:17] [Client thread/INFO]: (Session ID is token:d7fde5dd312748b1a35e918e0b49863e:140e1818060f46578e8d09bbf7454939)
[10:53:21] [Client thread/INFO]: LWJGL Version: 2.9.1
[10:53:22] [Client thread/INFO]: Reloading ResourceManager: Default
[10:53:27] [Sound Library Loader/INFO]: Starting up SoundSystem...
[10:53:27] [Thread-6/INFO]: Initializing LWJGL OpenAL
[10:53:27] [Thread-6/INFO]: (The LWJGL binding of OpenAL. For more information, see http://www.lwjgl.org)
[10:53:27] [Thread-6/INFO]: OpenAL initialized.
[10:53:27] [Sound Library Loader/INFO]: Sound engine started
[10:53:31] [Client thread/INFO]: Created: 512x512 textures-atlas
[10:53:33] [Client thread/WARN]: Failed to load shader: minecraft:shaders/post/entity_outline.json
ow: Invalid shaders/program/sobel.vsh: Couldn't compile vertex program: ERROR: 0:1: '' : Version number not supported by GL2
ERROR: 1 compilation errors. No code generated.
at cti.a(SourceFile:67) ~[1.8.jar:?]
at ctf.<init>(SourceFile:132) ~[1.8.jar:?]
at cth.<init>(SourceFile:26) ~[1.8.jar:?]
at ctg.a(SourceFile:268) ~[1.8.jar:?]
at ctg.a(SourceFile:138) ~[1.8.jar:?]
at ctg.a(SourceFile:86) ~[1.8.jar:?]
at ctg.<init>(SourceFile:52) ~[1.8.jar:?]
at ckn.b(SourceFile:223) [1.8.jar:?]
at bsu.aj(SourceFile:484) [1.8.jar:?]
at bsu.a(SourceFile:299) [1.8.jar:?]
at net.minecraft.client.main.Main.main(SourceFile:120) [1.8.jar:?]

Enlève les shaders.