Hello I modified the XML file in iReport of my report, I add the property net.sf.jasperreports.export.xls.one.page.per.sheet and I set it to true like this <?xml version="1.0" encoding="UTF-8"?><jasperReport xmlns="http://jasperreports.sourceforge.net/jasperreports" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://jasperreports.sourceforge.net/jasperreports http://jasperreports.sourceforge.net/xsd/jasperreport.xsd" name="report2" pageWidth="842" pageHeight="595" orientation="Landscape" columnWidth="802" leftMargin="20" rightMargin="20" topMargin="20" bottomMargin="20" uuid="83797c14-49fe-467a-97ad-c4f02395acf3"><property name="ireport.zoom" value="1.0"/><property name="ireport.x" value="0"/><property name="ireport.y" value="22"/> <property name="net.sf.jasperreports.export.xls.one.page.per.sheet" value="true"/><style name="Title" fontName="Times New Roman" fontSize="50" isBold="true" pdfFontName="Times-Bold"/><style name="SubTitle" forecolor="#736343" fontName="Arial" fontSize="18"/><style name="Column header" forecolor="#666666" fontName="Arial" fontSize="12" isBold="true"/><style name="Detail" fontName="Arial" fontSize="12"/><style name="Row" mode="Transparent">And when I test it in my JSF proyect it works.
