My Hexxit Isn't Opening

[WWIIGuy]

Title: My Hexxit Isn't Opening

Version: 1_0_4

OS: Mac OSX Version 10.6.8

Java Version: X

Description of Problem:

I've tried reinstalling Hexxit and Technic Launchers multiple times. I've used YouTube help and tried to look on the forums and nothing is helping.

Error Messages:

Error Log:

[WWIIGuy]

Guys is anyone out there? All my friend will play is this and I've been trying this for nearly 3 days. Someone please help fast.

[poryy]

What is the FML log?

[WWIIGuy]

Is that in the console?

What is the FML log?

[WWIIGuy]

What is the FML log?

Is that in the console?

[WWIIGuy]

Wait a second is this it?

[WWIIGuy]

2013/09/13 23:59:04 [sEVERE] org.spoutcraft.launcher.exceptions.UnknownMinecraftException

2013/09/13 23:59:04 [sEVERE]at org.spoutcraft.launcher.launch.MinecraftLauncher.getMinecraftApplet(MinecraftLauncher.java:99)

2013/09/13 23:59:04 [sEVERE]at org.spoutcraft.launcher.GameLauncher.runGame(GameLauncher.java:133)

2013/09/13 23:59:04 [sEVERE]at org.spoutcraft.launcher.GameUpdater.runGame(GameUpdater.java:81)

2013/09/13 23:59:04 [sEVERE]at org.spoutcraft.launcher.skin.LoginFrame.onEvent(LoginFrame.java:300)

2013/09/13 23:59:04 [sEVERE]at org.spoutcraft.launcher.skin.LoginWorker.doInBackground(LoginWorker.java:102)

2013/09/13 23:59:04 [sEVERE]at org.jdesktop.swingworker.SwingWorker$1.call(Unknown Source)

2013/09/13 23:59:04 [sEVERE]at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)

2013/09/13 23:59:04 [sEVERE]at java.util.concurrent.FutureTask.run(FutureTask.java:138)

2013/09/13 23:59:04 [sEVERE]at org.jdesktop.swingworker.SwingWorker.run(Unknown Source)

2013/09/13 23:59:04 [sEVERE]at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:895)

2013/09/13 23:59:04 [sEVERE]at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:918)

2013/09/13 23:59:04 [sEVERE]at java.lang.Thread.run(Thread.java:680)

2013/09/13 23:59:04 [sEVERE] Caused by: java.lang.IncompatibleClassChangeError: Implementing class

2013/09/13 23:59:04 [sEVERE]at java.lang.ClassLoader.defineClass1(Native Method)

2013/09/13 23:59:04 [sEVERE]at java.lang.ClassLoader.defineClassCond(ClassLoader.java:631)

2013/09/13 23:59:04 [sEVERE]at java.lang.ClassLoader.defineClass(ClassLoader.java:615)

2013/09/13 23:59:04 [sEVERE]at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:141)

2013/09/13 23:59:04 [sEVERE]at org.spoutcraft.launcher.launch.MinecraftClassLoader.findClassInjar(MinecraftClassLoader.java:169)

2013/09/13 23:59:04 [sEVERE]at org.spoutcraft.launcher.launch.MinecraftClassLoader.findClass(MinecraftClassLoader.java:143)

2013/09/13 23:59:04 [sEVERE]at java.lang.ClassLoader.loadClass(ClassLoader.java:306)

2013/09/13 23:59:04 [sEVERE]at java.lang.ClassLoader.loadClass(ClassLoader.java:247)

2013/09/13 23:59:04 [sEVERE]at org.spoutcraft.launcher.launch.MinecraftLauncher.setMinecraftDirectory(MinecraftLauncher.java:110)

2013/09/13 23:59:04 [sEVERE]at org.spoutcraft.launcher.launch.MinecraftLauncher.getMinecraftApplet(MinecraftLauncher.java:86)

2013/09/13 23:59:04 [sEVERE]... 11 more

[WWIIGuy]

That's from one day I tried. It was successfully skipping mods and then this happened.