need help anybody help?? I tried mang times but the error also please help i change the seting like this CLASSPATH=/usr/jdk/j2sdk1.4.2_08/lib/dt.jar:/usr/jdk/j2sdk1.4.2_08/lib/tools.jar:/usr/iReport-2.0.1/lib PATH=/usr/jdk/j2sdk1.4.2_08/bin:/usr/jdk/j2sdk1.4.2_08/jre/bin:/usr/iReport-2.0.1/bin:$PATH IREPORT_CLASSPATH=/usr/jdk/j2sdk1.4.2_08/lib/dt.jar:/usr/jdk/j2sdk1.4.2_08/lib/tools.jar:/usr/iReport-2.0.1/lib:usr/iReport2.0.1/bin:/usr/iReport-2.0.1/lib/jasperreports-2.0.1.jar IREPORT_HOME=/usr/iReport-2.0.1 JAVA_HOME=/usr/jdk/j2sdk1.4.2_08 export IREPORT_CLASSPATH export CLASSPATH export PATH export IREPORT_HOME export JAVA_HOME but the error is the same: bash startup.sh Exception in thread "main" java.lang.NoClassDefFoundError: it/businesslogic/ireport/gui/MainFrame SOS SOS