mohanreddy8

Hi, I am getting the same problem and am attaching the log what i got please do the favor..... net.sf.jasperreports.engine.fill.JRExpressionEvalException: Error evaluating expression : Source text : (((JRDataSourceScriptlet)$P{REPORT_SCRIPTLET}).getField("designation")) at net.sf.jasperreports.engine.fill.JREvaluator.evaluate(JREvaluator.java:197) at net.sf.jasperreports.engine.fill.JRCalculator.evaluate(JRCalculator.java:537) at net.sf.jasperreports.engine.fill.JRCalculator.evaluate(JRCalculator.java:505) at net.sf.jasperreports.engine.fill.JRFillElement.evaluateExpression(JRFillElement.java:826) at net.sf.jasperreports.engine.fill.JRFillTextField.evaluateText(JRFillTextField.java:368) at net.sf.jasperreports.engine.fill.JRFillTextField.evaluate(JRFillTextField.java:353) at net.sf.jasperreports.engine.fill.JRFillElementContainer.evaluate(JRFillElementContainer.java:275) at net.sf.jasperreports.engine.fill.JRFillBand.evaluate(JRFillBand.java:426) at net.sf.jasperreports.engine.fill.JRVerticalFiller.fillColumnBand(JRVerticalFiller.java:1380) at net.sf.jasperreports.engine.fill.JRVerticalFiller.fillDetail(JRVerticalFiller.java:692) at net.sf.jasperreports.engine.fill.JRVerticalFiller.fillReportStart(JRVerticalFiller.java:255) at net.sf.jasperreports.engine.fill.JRVerticalFiller.fillReport(JRVerticalFiller.java:113) at net.sf.jasperreports.engine.fill.JRBaseFiller.fill(JRBaseFiller.java:879) at net.sf.jasperreports.engine.fill.JRBaseFiller.fill(JRBaseFiller.java:801) at net.sf.jasperreports.engine.fill.JRFiller.fillReport(JRFiller.java:89) at net.sf.jasperreports.engine.JasperFillManager.fillReport(JasperFillManager.java:601) at net.sf.jasperreports.engine.JasperFillManager.fillReport(JasperFillManager.java:517) at net.sf.jasperreports.engine.JasperRunManager.runReportToPdf(JasperRunManager.java:385) at EmployeeForm.printDetail(EmployeeForm.java:627) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at KeyValueCodingProtectedAccessor.methodValue(KeyValueCodingProtectedAccessor.java:60) at com.webobjects.foundation.NSKeyValueCoding$_MethodBinding.valueInObject(NSKeyValueCoding.java:1134) at com.webobjects.foundation.NSKeyValueCoding$DefaultImplementation.valueForKey(NSKeyValueCoding.java:1324) at com.webobjects.appserver.WOComponent.valueForKey(WOComponent.java:1736) at com.webobjects.foundation.NSKeyValueCoding$Utility.valueForKey(NSKeyValueCoding.java:447) at com.webobjects.foundation.NSKeyValueCodingAdditions$DefaultImplementation.valueForKeyPath(NSKeyValueCodingAdditions.java:212) at com.webobjects.appserver.WOComponent.valueForKeyPath(WOComponent.java:1804) at com.webobjects.appserver._private.WOKeyValueAssociation.valueInComponent(WOKeyValueAssociation.java:50) at com.webobjects.appserver._private.WOSubmitButton.invokeAction(WOSubmitButton.java:70) at er.extensions.foundation.ERXPatcher$DynamicElementsPatches$SubmitButton.invokeAction(ERXPatcher.java:197) at com.webobjects.appserver._private.WODynamicGroup.invokeChildrenAction(WODynamicGroup.java:105) at com.webobjects.appserver._private.WODynamicGroup.invokeAction(WODynamicGroup.java:115) at com.webobjects.appserver._private.WOConditional.invokeAction(WOConditional.java:86) at com.webobjects.appserver._private.WODynamicGroup.invokeChildrenAction(WODynamicGroup.java:105) at com.webobjects.appserver._private.WODynamicGroup.invokeAction(WODynamicGroup.java:115) at er.extensions.components._private.ERXWOForm.invokeAction(ERXWOForm.java:221) at com.webobjects.appserver._private.WODynamicGroup.invokeChildrenAction(WODynamicGroup.java:105) at com.webobjects.appserver._private.WODynamicGroup.invokeAction(WODynamicGroup.java:115) at com.webobjects.appserver.WOComponent.invokeAction(WOComponent.java:1079) at com.webobjects.appserver.WOSession.invokeAction(WOSession.java:1357) at com.webobjects.appserver.WOApplication.invokeAction(WOApplication.java:1745) at er.extensions.appserver.ajax.ERXAjaxApplication.invokeAction(ERXAjaxApplication.java:93) at er.extensions.appserver.ERXApplication.invokeAction(ERXApplication.java:1863) at com.webobjects.appserver._private.WOComponentRequestHandler._dispatchWithPreparedPage(WOComponentRequestHandler.java:206) at com.webobjects.appserver._private.WOComponentRequestHandler._dispatchWithPreparedSession(WOComponentRequestHandler.java:298) at com.webobjects.appserver._private.WOComponentRequestHandler._dispatchWithPreparedApplication(WOComponentRequestHandler.java:332) at com.webobjects.appserver._private.WOComponentRequestHandler._handleRequest(WOComponentRequestHandler.java:369) at com.webobjects.appserver._private.WOComponentRequestHandler.handleRequest(WOComponentRequestHandler.java:442) at com.webobjects.appserver.WOApplication.dispatchRequest(WOApplication.java:1687) at er.extensions.appserver.ERXApplication.dispatchRequestImmediately(ERXApplication.java:1978) at er.extensions.appserver.ERXApplication.dispatchRequest(ERXApplication.java:1943) at com.webobjects.appserver._private.WOWorkerThread.runOnce(WOWorkerThread.java:144) at com.webobjects.appserver._private.WOWorkerThread.run(WOWorkerThread.java:226) at java.lang.Thread.run(Unknown Source) Caused by: java.lang.ClassCastException: java.lang.String cannot be cast to java.util.Date at Employee_1337004491700_314232.evaluate(Employee_1337004491700_314232:170) at net.sf.jasperreports.engine.fill.JREvaluator.evaluate(JREvaluator.java:186) ... 56 more

How can i use Script class and configure that with our own java class. in iReports 2.0.Please provide any tutorial on script class usage.