title: JasperReports: subreports not working with positionType='Float'
body: <p>Subreports overlap in this example -- what am I doing wrong? The second one is supposed to "float" below the first one, with its 'y' attribute being ignored, but it isn't.</p>
  
  <p>Thanks !!</p>
  
  <pre class="lang-xml prettyprint-override"><code>&lt;?xml version="1.0" encoding="UTF-8"?&gt;
  &lt;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="report name" pageWidth="595" pageHeight="842" columnWidth="535" leftMargin="20" rightMargin="20" topMargin="20" bottomMargin="20"&gt;
      &lt;parameter name="SUBREPORT_DIR" class="java.lang.String" isForPrompting="false"&gt;
          &lt;defaultValueExpression&gt;&lt;![CDATA["C:\\reportFolder\\"]]&gt;&lt;/defaultValueExpression&gt;
      &lt;/parameter&gt;
      &lt;background&gt;
          &lt;band/&gt;
      &lt;/background&gt;
      &lt;detail&gt;
          &lt;band height="200"&gt;
              &lt;subreport&gt;
                  &lt;reportElement positionType="FixRelativeToTop" x="19" y="0" width="200" height="50"/&gt;
                  &lt;dataSourceExpression&gt;&lt;![CDATA[new net.sf.jasperreports.engine.JREmptyDataSource()]]&gt;&lt;/dataSourceExpression&gt;
                  &lt;subreportExpression class="java.lang.String"&gt;&lt;![CDATA[$P{SUBREPORT_DIR} + "report1.jasper"]]&gt;&lt;/subreportExpression&gt;
              &lt;/subreport&gt;
              &lt;subreport&gt;
                  &lt;reportElement positionType="Float" mode="Transparent" x="19" y="20" width="200" height="50" backcolor="#FFFF66"/&gt;
                  &lt;dataSourceExpression&gt;&lt;![CDATA[new net.sf.jasperreports.engine.JREmptyDataSource()]]&gt;&lt;/dataSourceExpression&gt;
                  &lt;subreportExpression class="java.lang.String"&gt;&lt;![CDATA[$P{SUBREPORT_DIR} + "report1.jasper"]]&gt;&lt;/subreportExpression&gt;
              &lt;/subreport&gt;
          &lt;/band&gt;
      &lt;/detail&gt;
  &lt;/jasperReport&gt;
  </code></pre>