By the way this is my archive jar list of my applet which is related to report <applet archive="./jar/report/jasperreports-1.2.6.jar,./jar/report/commons-javaflow-20060411.jar,./jar/report/groovy-all-1.0-beta-10.jar,./jar/report/jakarta-bcel-20050813.jar,./jar/report/jrpl.jar,./jar/report/xml-apis.jar,./jar/report/commons-beanutils-1.5.jar,./jar/report/commons-collections-2.1.jar,./jar/report/commons-digester-1.7.jar,./jar/report/hsqldb-1.7.1.jar,./jar/report/itext-1.3.1.jar,./jar/report/jcommon-1.0.0.jar,./jar/report/jdt-compiler-3.1.1.jar,./jar/report/jfreechart-1.0.0.jar,./jar/report/poi-2.0-final-20040126.jar,./jar/report/servlet.jar,./jar/report/xalan.jar,./jar/report/xercesImpl.jar,./jar/report/ant-1.5.1.jar,./jar/report/jasperreports-1.2.6-applet.jar, ......