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