I am using jasperReports4.0.0. After adding selected parameters like DateRange,created by to report(Jrxml) I am getting following exception. Before adding parameters the report was working fine.. Can anybody please help me solve this problem.. Caused by: java.lang.NullPointerException at net.sf.jasperreports.engine.fill.JRFiller.createFiller(JRFiller.java:133) at net.sf.jasperreports.engine.fill.JRFiller.fillReport(JRFiller.java:52) at net.sf.jasperreports.engine.JasperFillManager.fillReport(JasperFillManager.java:417) at com.ncr.pstc.reports.handler.NCRReportHandler.buildReport(NCRReportHandler.java:950) at com.ncr.pstc.reports.model.service.impl.ReportServices.generateReport(ReportServices.java:137)
