Constructor for World of Minecraft : java.net.URLClassLoader@15e0be38
java.awt.HeadlessException
at java.awt.GraphicsEnvironment.checkHeadless(GraphicsEnvironment.java:173)
at java.awt.Window.<init>(Window.java:476)
at java.awt.Frame.<init>(Frame.java:419)
at java.awt.Frame.<init>(Frame.java:384)
at javax.swing.JFrame.<init>(JFrame.java:174)
at com.World of Minecraft.Wom.<init>(World of Minecraft.java:28)
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
at java.lang.reflect.Constructor.newInstance(Constructor.java:532)
at java.lang.Class.newInstance0(Class.java:372)
at java.lang.Class.newInstance(Class.java:325)
at com.World of Minecraft.Boot.main(Boot.java:157)
Exception in thread "main" java.awt.HeadlessException
at java.awt.GraphicsEnvironment.checkHeadless(GraphicsEnvironment.java:173)
at java.awt.Window.<init>(Window.java:476)
at java.awt.Frame.<init>(Frame.java:419)
at java.awt.Frame.<init>(Frame.java:384)
at javax.swing.SwingUtilities$SharedOwnerFrame.<init>(SwingUtilities.java:1754)
at javax.swing.SwingUtilities.getSharedOwnerFrame(SwingUtilities.java:1831)
at javax.swing.JOptionPane.getRootFrame(JOptionPane.java:1692)
at javax.swing.JOptionPane.showOptionDialog(JOptionPane.java:864)
at com.World of Minecraft.Boot.fatal(Boot.java:15)
 at com.World of Minecraft.Boot.main(Boot.java:164)