OpenAL fails to load

From when I started my minecraft, this is the development console log:
[09:28:58 INFO]: Client> [09:28:58] [Client thread/INFO]: Setting user: HB_ian
[09:28:58 INFO]: Client> [09:28:58] [Client thread/INFO]: (Session ID is token:******)
[09:29:00 INFO]: Client> [09:29:00] [Client thread/INFO]: LWJGL Version: 2.9.1
[09:29:03 INFO]: Client> [09:29:03] [Client thread/INFO]: Reloading ResourceManager: Default
[09:29:17 INFO]: Client>
[09:29:17 INFO]: Client> Starting up SoundSystem...
[09:29:17 INFO]: Client> Initializing LWJGL OpenAL
[09:29:17 INFO]: Client> (The LWJGL binding of OpenAL. For more information, see http://www.lwjgl.org)
[09:29:41 INFO]: Client> [09:29:41] [Client thread/INFO]: Created: 512x512 textures-atlas
[09:29:46 INFO]: Client> [09:29:46] [MCO Availability Checker #1/ERROR]: Couldn't connect to Realms
[09:29:46 INFO]: Client> csf:
[09:29:46 INFO]: Client> at crk.a(SourceFile:251) ~[14w26c.jar:?]
[09:29:46 INFO]: Client> at crk.b(SourceFile:86) ~[14w26c.jar:?]
[09:29:46 INFO]: Client> at bqd.run(SourceFile:207) [14w26c.jar:?]
[09:29:53 INFO]: Client> [09:29:53] [Client thread/INFO]: Reloading ResourceManager: Default
[09:29:54 INFO]: Client>
[09:29:54 INFO]: Client> Starting up SoundSystem...
[09:29:57 INFO]: Client> [09:29:57] [Client thread/INFO]: Created: 512x512 textures-atlas
[09:30:40 INFO]: Client> OpenAL initialized.
[09:30:40 INFO]: Client> Initializing LWJGL OpenAL
[09:30:40 INFO]: Client> (The LWJGL binding of OpenAL. For more information, see http://www.lwjgl.org)
[09:30:40 INFO]: Client> Exception in thread "Thread-8" java.lang.IllegalStateException: Only one OpenAL context may be instantiated at any one time.
[09:30:40 INFO]: Client> at org.lwjgl.openal.AL.create(AL.java:113)
[09:30:40 INFO]: Client> at org.lwjgl.openal.AL.create(AL.java:102)
[09:30:40 INFO]: Client> at org.lwjgl.openal.AL.create(AL.java:201)
[09:30:40 INFO]: Client> at paulscode.sound.libraries.LibraryLWJGLOpenAL.init(LibraryLWJGLOpenAL.java:164)
[09:30:40 INFO]: Client> at paulscode.sound.SoundSystem.CommandNewLibrary(SoundSystem.java:1576)
[09:30:40 INFO]: Client> at paulscode.sound.SoundSystem.CommandQueue(SoundSystem.java:2572)
[09:30:40 INFO]: Client> at paulscode.sound.CommandThread.run(CommandThread.java:121)
[09:30:41 INFO]: Client> [09:30:41] [Server thread/INFO]: Starting integrated minecraft server version 14w26c
[09:30:41 INFO]: Client> [09:30:41] [Server thread/INFO]: Generating keypair
[09:30:42 INFO]: Client> [09:30:42] [Server thread/INFO]: Preparing start region for level 0
[09:30:43 INFO]: Client> [09:30:43] [Server thread/INFO]: Preparing spawn area: 49%
[09:30:44 INFO]: Client> [09:30:44] [Server thread/INFO]: Changing view distance to 6, from 10
[09:30:45 INFO]: Client> [09:30:45] [Server thread/INFO]: HB_ian[local:E:7c241c95] logged in with entity id 0 at (54.21724808758056, 56.0, 574.6771308669126)
[09:30:45 INFO]: Client> [09:30:45] [Server thread/INFO]: HB_ian joined the game
[09:30:46 INFO]: Client> [09:30:46] [Server thread/INFO]: Saving and pausing game...
[09:30:46 INFO]: Client> [09:30:46] [Server thread/INFO]: Saving chunks for level 'Portal'/Overworld
[09:30:46 INFO]: Client> [09:30:46] [Server thread/INFO]: Saving chunks for level 'Portal'/Nether
[09:30:46 INFO]: Client> [09:30:46] [Server thread/INFO]: Saving chunks for level 'Portal'/The End
[09:30:58 INFO]: Client> [09:30:58] [Server thread/INFO]: Saving and pausing game...
[09:30:59 INFO]: Client> [09:30:59] [Server thread/INFO]: Saving chunks for level 'Portal'/Overworld
[09:30:59 INFO]: Client> [09:30:59] [Server thread/INFO]: Saving chunks for level 'Portal'/Nether
[09:30:59 INFO]: Client> [09:30:59] [Server thread/INFO]: Saving chunks for level 'Portal'/The End
[09:30:59 INFO]: Client> [09:30:59] [Server thread/WARN]: Can't keep up! Did the system time change, or is the server overloaded? Running 2268ms behind, skipping 45 tick(s)
[09:31:19 INFO]: Client> [09:31:19] [Server thread/INFO]: Saving and pausing game...
[09:31:19 INFO]: Client> [09:31:19] [Server thread/INFO]: Saving chunks for level 'Portal'/Overworld
[09:31:19 INFO]: Client> [09:31:19] [Server thread/INFO]: Saving chunks for level 'Portal'/Nether
[09:31:19 INFO]: Client> [09:31:19] [Server thread/INFO]: Saving chunks for level 'Portal'/The End
[09:31:19 INFO]: Client> [09:31:19] [Server thread/WARN]: Can't keep up! Did the system time change, or is the server overloaded? Running 3075ms behind, skipping 61 tick(s)
[09:31:20 INFO]: Client> ERROR MESSAGE:
[09:31:20 INFO]: Client> SoundSystem did not load after 30 seconds.
[09:31:20 INFO]: Client>
[09:31:20 INFO]: Client> Starting up SoundSystem...
[09:31:20 INFO]: Client> Switching to No Sound
[09:31:20 INFO]: Client> (Silent Mode)
[09:31:20 INFO]: Client>
[09:31:20 INFO]: Client> [09:31:20] [Sound Library Loader/INFO]: Sound engine started
[09:31:21 INFO]: Client>
[09:31:21 INFO]: Client> [09:31:21] [Sound Library Loader/INFO]: Sound engine started
I had no sound in that minecraft session.