NoSuchMethodError (a Real Strange Solution with JasperReport)

One day, when I want to used JasperReport xls-exporter feature, I’ve got this kind of error : [code] java.lang.NoSuchMethodError: org.apache.poi.hssf.usermodel.HSSFCell.getColoumnIndex() [/code] My development environtment was : JDK 1.6 Netbeans 6.5 This error was happened when I changed my JasperReport from POI-3.1 to POI-3.2, due to the exporting feature that I need. From POI-3.2, I’ve got […]

Error Menampilkan Objek List pada JSP

[sourcecode language=”java”] deployed with moduleid = travelCompany ApplicationDispatcher[/travelCompany] PWC1231: Servlet.service() for servlet jsp threw exception java.lang.NumberFormatException: For input string: "tripid" at java.lang.NumberFormatException.forInputString(NumberFormatException.java:48) at java.lang.Integer.parseInt(Integer.java:447) at java.lang.Integer.parseInt(Integer.java:497) at javax.el.ListELResolver.toInteger(ListELResolver.java:375) at javax.el.ListELResolver.getValue(ListELResolver.java:167) at javax.el.CompositeELResolver.getValue(CompositeELResolver.java:143) at com.sun.el.parser.AstValue.getValue(AstValue.java:138) at com.sun.el.ValueExpressionImpl.getValue(ValueExpressionImpl.java:206) at org.apache.jasper.runtime.PageContextImpl.evaluateExpression(PageContextImpl.java:984) at org.apache.jsp.trip_jsp._jspService(trip_jsp.java from :59) at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:93) at javax.servlet.http.HttpServlet.service(HttpServlet.java:831) at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:373) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:470) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:364) at javax.servlet.http.HttpServlet.service(HttpServlet.java:831) at […]