java sound error

==== JavaSound Minim Error ====

==== Couldn't open the line: line with format PCM_SIGNED 44100.0 Hz, 16 bit, stereo, 4 bytes/frame, little-endian not supported.

==== JavaSound Minim Error ====

==== Unable to return a SourceDataLine: unsupported format - PCM_SIGNED 44100.0 Hz, 16 bit, stereo, 4 bytes/frame, little-endian

$ sudo cp /usr/lib/jvm/java-6-openjdk-amd64/jre/lib/amd64/libpulse-java.so java/lib/amd64/ 

$ sudo cp /usr/lib/jvm/java-6-openjdk-common/jre/lib/ext/pulse-java.jar java/lib/ext/ 

$ cp java/lib/sound.properties{,.orig} 

$ sudo cp /usr/lib/jvm/java-6-openjdk-amd64/jre/lib/sound.properties java/lib/ext/