bitminter java exception

net.sourceforge.jnlp.LaunchException: Fatal: Launch Error: Could not launch JNLP file.
	at net.sourceforge.jnlp.Launcher.launchApplication(Launcher.java:600)
	at net.sourceforge.jnlp.Launcher$TgThread.run(Launcher.java:889)
Caused by: java.lang.reflect.InvocationTargetException
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:622)
	at net.sourceforge.jnlp.Launcher.launchApplication(Launcher.java:594)
	... 1 more
Caused by: java.lang.NoClassDefFoundError: scala/Function0
	at com.bitminter.client.Main.main(Unknown Source)
	... 6 more
Caused by: java.lang.ClassNotFoundException: scala.Function0
	at net.sourceforge.jnlp.runtime.JNLPClassLoader.loadClass(JNLPClassLoader.java:1404)
	... 7 more
Caused by:
java.lang.reflect.InvocationTargetException
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:622)
	at net.sourceforge.jnlp.Launcher.launchApplication(Launcher.java:594)
	at net.sourceforge.jnlp.Launcher$TgThread.run(Launcher.java:889)
Caused by: java.lang.NoClassDefFoundError: scala/Function0
	at com.bitminter.client.Main.main(Unknown Source)
	... 6 more
Caused by: java.lang.ClassNotFoundException: scala.Function0
	at net.sourceforge.jnlp.runtime.JNLPClassLoader.loadClass(JNLPClassLoader.java:1404)
	... 7 more