was generating report from db table and added libraries and related codes but when executing gives the foloowing msg: could you help me plz:
Exception in thread "AWT-EventQueue-0" java.lang.NoClassDefFoundError: org/apache/commons/digester/SetNestedPropertiesRule
at net.sf.jasperreports.engine.xml.JRXmlLoader.load(J RXmlLoader.java:205)
at net.sf.jasperreports.engine.xml.JRXmlLoader.load(J RXmlLoader.java:170)
at net.sf.jasperreports.engine.xml.JRXmlLoader.load(J RXmlLoader.java:154)
at net.sf.jasperreports.engine.JasperCompileManager.c ompileReport(JasperCompileManager.java:146)
at stt_cw1.CourseWork1.btnSalesRepActionPerformed(Cou rseWork1.java:1075)
at stt_cw1.CourseWork1.access$1900(CourseWork1.java:2 3)
at stt_cw1.CourseWork1$20.actionPerformed(CourseWork1 .java:438)Jasper-Report:iReport7 need help-japer-report.jpg