installando jmf 2.1.1e alla fine mi da i seguenti errori:

java.lang.Error: Can't open video card 1
java.lang.Error: Can't open video card 2
java.lang.Error: Can't open video card 3
java.lang.Error: Can't open video card 4
java.lang.Error: Can't open video card 5
java.lang.Error: Can't open video card 6
java.lang.Error: Can't open video card 7
java.lang.Error: Can't open video card 8
java.lang.Error: Can't open video card 9


come posso verificare se ho effettivamente installato jmf?
e quando avvio il mio link:

Exception in thread "main" java.lang.NoClassDefFoundError: com/dMSN/Main

segue il file Mercury_Messenger:

CURY_INSTALL_PATH="/usr/local/Mercury"
JMF_INSTALL_PATH="/home/nene/Desktop/JMF-2.1.1e"
cd $MERCURY_INSTALL_PATH
classpath=""
for file in `ls $MERCURY_INSTALL_PATH/lib`
do
classpath="$MERCURY_INSTALL_PATH/lib/$file:$classpath"
done
for file in `ls $JMF_INSTALL_PATH/lib`
do
classpath="$JMF_INSTALL_PATH/lib/$file:$classpath"
done
java -classpath $classpath com.dMSN.Main