XML-20149: (Error) Element 'jasperReport' used but

[oracle_itself]

Dear all

i am getting this error while i am trying running report from my app "XML-20149: (Error) Element 'jasperReport' used but not declared"
 

full script

<?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="report1" language="groovy" pageWidth="595" pageHeight="842" columnWidth="555" leftMargin="20" rightMargin="20" topMargin="20" bottomMargin="20">
 <queryString language="SQL">
  <![CDATA[select * from books]]>
 </queryString>
 <field name="BOOK_ID" class="java.math.BigDecimal"/>
 <field name="TITLE" class="java.lang.String"/>
 <group name="BOOK_ID">
  <groupExpression><![CDATA[$F{BOOK_ID}]]></groupExpression>
 </group>
 <background>
  <band splitType="Stretch"/>
 </background>
 <title>
  <band height="79" splitType="Stretch"/>
 </title>
 <pageHeader>
  <band height="35" splitType="Stretch"/>
 </pageHeader>
 <columnHeader>
  <band height="61" splitType="Stretch"/>
 </columnHeader>
 <detail>
  <band height="125" splitType="Stretch"/>
 </detail>
 <columnFooter>
  <band height="45" splitType="Stretch"/>
 </columnFooter>
 <pageFooter>
  <band height="54" splitType="Stretch"/>
 </pageFooter>
 <summary>
  <band height="42" splitType="Stretch"/>
 </summary>
</jasperReport>