crashes as soon as the main menu appears
heres a log
[23:08:04] [Client thread/INFO]: Setting user: ebennett365
[23:08:04] [Client thread/INFO]: (Session ID is token:6543f022e7ed4c3c82b9886ec28408bd:af63085e4c0b43c89e3abeda63de564b)
[23:08:08] [Client thread/INFO]: LWJGL Version: 2.9.1
[23:08:08] [Client thread/INFO]: Reloading ResourceManager: Default
[23:08:13] [Sound Library Loader/INFO]: Starting up SoundSystem...
[23:08:14] [Client thread/WARN]: File minecraft:sounds/mob/ghast/fireball.ogg does not exist, cannot add it to event minecraft:item.fireCharge.use
[23:08:14] [Thread-6/INFO]: Initializing LWJGL OpenAL
[23:08:14] [Thread-6/INFO]: (The LWJGL binding of OpenAL. For more information, see http://www.lwjgl.org)
[23:08:14] [Thread-6/INFO]: OpenAL initialized.
[23:08:14] [Sound Library Loader/INFO]: Sound engine started
[23:08:17] [Client thread/INFO]: Created: 512x512 textures-atlas
[23:08:18] [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:?]