errlog

bck@HomePC-Ubuntu:~$ java -Xms512m -Xmx1024m -cp ~/.minecraft/bin/* -Djava.library.path=~/.minecraft/bin/natives net.minecraft.client.Minecraft "$USER"
Exception in thread "main" java.lang.NoClassDefFoundError: /home/bck//minecraft/bin/lwjgl/jar
Caused by: java.lang.ClassNotFoundException: .home.bck..minecraft.bin.lwjgl.jar
    at java.net.URLClassLoader$1.run(URLClassLoader.java:202)
    at java.security.AccessController.doPrivileged(Native Method)
    at java.net.URLClassLoader.findClass(URLClassLoader.java:190)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:306)
    at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
Could not find the main class: /home/bck/.minecraft/bin/lwjgl.jar.  Program will exit.