java.lang.IllegalAccessError

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    • java.lang.IllegalAccessError: class com.sun.media.sou nd.AbstractPlayer cannot access its superclass com.sun.media.sound.AbstractMidiD evice at java.lang.ClassLoader.defineClass1(Native Method) at java.lang.ClassLoader.defineClass(Unknown Source) at java.security.SecureClassLoader.defineClass(Unknown Source) at java.net.URLClassLoader.defineClass(Unknown Source) at java.net.URLClassLoader.access$100(Unknown Source) at java.net.URLClassLoader$1.run(Unknown Source) at java.net.URLClassLoader$1.run(Unknown Source) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(Unknown Source) at sun.misc.Launcher$ExtClassLoader.findClass(Unknown Source) at java.lang.ClassLoader.loadClass(Unknown Source) at java.lang.ClassLoader.loadClass(Unknown Source) at java.lang.ClassLoader.defineClass1(Native Method) at java.lang.ClassLoader.defineClass(Unknown Source) at java.security.SecureClassLoader.defineClass(Unknown Source) at java.net.URLClassLoader.defineClass(Unknown Source) at java.net.URLClassLoader.access$100(Unknown Source) at java.net.URLClassLoader$1.run(Unknown Source) at java.net.URLClassLoader$1.run(Unknown Source) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(Unknown Source) at sun.misc.Launcher$ExtClassLoader.findClass(Unknown Source) at java.lang.ClassLoader.loadClass(Unknown Source) at java.lang.ClassLoader.loadClass(Unknown Source) at com.sun.media.sound.MixerSequencerProvider.getDeviceInfo(MixerSequencerProvider.java:28) at javax.sound.midi.MidiSystem.getFirstDevice(Unknown Source) at javax.sound.midi.MidiSystem.getFirstDevice(Unknown Source) at javax.sound.midi.MidiSystem.getFirstDevice(Unknown Source) at javax.sound.midi.MidiSystem.getDefaultDevice(Unknown Source) at javax.sound.midi.MidiSystem.getDefaultDeviceWrapper(Unknown Source) at javax.sound.midi.MidiSystem.getSequencer(Unknown Source) at javax.sound.midi.MidiSystem.getSequencer(Unknown Source) at BeatBox.setUpMidi(BeatBox.java:87) at BeatBox.buildGUI(BeatBox.java:77) at BeatBox.main(BeatBox.java:25)

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