Hello, I'm a newbe I tried to generate a Report with Eclipse / JasperSoft Studio here's my code: public void reportGenerieren(List daten, String path) throws JRException{ JasperReport jr = (JasperReport) JRLoader.loadObjectFromFile(path); JasperPrint jasperPrint = JasperFillManager.fillReport(jr, null, new JRBeanCollectionDataSource(daten)); //JasperPrintManager.printReportToPdfFile(jasperPrint, "C:\meinePDF.pdf"); JRPdfExporter pdf = new JRPdfExporter(); pdf.setParameter(JRPdfExporterParameter.JASPER_PRINT, jasperPrint); pdf.setParameter(JRExporterParameter.OUTPUT_FILE_NAME, "C:\Temp\test.pdf"); pdf.exportReport(); } But I allways get the error: net.sf.jasperreports.engine.JRException: Error retrieving field value from bean : gueltigbis How can I solve this problem? Thanks for your help
