Databases
StackOverflow2013
Postsdbo
POnet.sf.jasperreports.engine.JRException: Error loading object from file
Body
 

Note that there are some explanatory texts on larger screens.

plurals
  1. POnet.sf.jasperreports.engine.JRException: Error loading object from file
    text
    copied!<p>I am using jasper to display report for my project...Actually i m trying to pass the parameters dynamically to jrxml template as i saw in the link given below but i couldnt.....There seems a problem in my code the error is</p> <pre><code> net.sf.jasperreports.engine.JRException: Error loading object from file : C:\Users\db2admin\Documents\NetBeansProjects\ConnectDB\src\sample_report.jrxml at net.sf.jasperreports.engine.util.JRLoader.loadObject(JRLoader.java:115) at net.sf.jasperreports.engine.JasperFillManager.fillToFile(JasperFillManager.java:487) at net.sf.jasperreports.engine.JasperFillManager.fillReportToFile(JasperFillManager.java:874) at ConnectDB.main(ConnectDB.java:65) Caused by: java.io.StreamCorruptedException: invalid stream header: 3C3F786D at java.io.ObjectInputStream.readStreamHeader(ObjectInputStream.java:801) at java.io.ObjectInputStream.&lt;init&gt;(ObjectInputStream.java:298) at net.sf.jasperreports.engine.util.ContextClassLoaderObjectInputStream.&lt;init&gt;(ContextClassLoaderObjectInputStream.java:53) at net.sf.jasperreports.engine.util.JRLoader.loadObject(JRLoader.java:110) ... 3 more </code></pre> <p>the jasper snippet is</p> <pre><code>ResultSet resultSet = statement.executeQuery("SELECT reg, name FROM students"); JRResultSetDataSource resultSetDataSource = new JRResultSetDataSource(resultSet); JasperFillManager.fillReportToFile("C:\\Users\\db2admin\\Documents\\NetBeansProjects\\ ConnectDB\\src\\sample_report.jrxml", null, resultSetDataSource); </code></pre> <p>Finally the xml code is</p> <pre><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="sample_report" pageWidth="595" pageHeight="842" columnWidth="555" leftMargin="20" rightMargin="20" topMargin="30" bottomMargin="30" uuid="b3b98795-b21f-4006-9295-5ef4248c84ea"&gt; &lt;property name="ireport.zoom" value="1.0"/&gt; &lt;property name="ireport.x" value="0"/&gt; &lt;property name="ireport.y" value="0"/&gt; &lt;field name="name" class="java.lang.String"/&gt; &lt;field name="reg" class="java.lang.Integer"/&gt; &lt;columnHeader&gt; &lt;band height="28" splitType="Stretch"&gt; &lt;staticText&gt; &lt;reportElement uuid="6d6bff96-6dcb-4188-bdc0-5c23b2614b05" key="staticText-1" x="40" y="11" width="196" height="15"/&gt; &lt;textElement/&gt; &lt;text&gt;&lt;![CDATA[Name]]&gt; &lt;/text&gt; &lt;/staticText&gt; &lt;staticText&gt; &lt;reportElement uuid="c0267b29-e31b-4afd-a181-86bbcb4fb368" key="staticText-2" x="330" y="11" width="193" height="15"/&gt; &lt;textElement/&gt; &lt;text&gt;&lt;![CDATA[Reg]]&gt; &lt;/text&gt; &lt;/staticText&gt; &lt;/band&gt; &lt;/columnHeader&gt; &lt;detail&gt; &lt;band height="27" splitType="Stretch"&gt; &lt;textField&gt; &lt;reportElement uuid="4a1e6484-9610-421d-b4a4-f61d53458d9e" key="textField" x="47" y="6" width="173" height="18"/&gt; &lt;textElement/&gt; &lt;textFieldExpression&gt;&lt;![CDATA[$F{name}]]&gt; &lt;/textFieldExpression&gt; &lt;/textField&gt; &lt;textField&gt; &lt;reportElement uuid="01cb3d91-74e7-4594-aca0-605d1aa203a8" key="textField" x="330" y="6" width="100" height="18"/&gt; &lt;textElement/&gt; &lt;textFieldExpression&gt;&lt;![CDATA[$F{reg}]]&gt; &lt;/textFieldExpression&gt; &lt;/textField&gt; &lt;/band&gt; &lt;/detail&gt; &lt;/jasperReport&gt; </code></pre> <p>I referred this site <a href="http://www.packtpub.com/article/creating-dynamic-reports-from-databases-jasperreports-3.5" rel="nofollow">http://www.packtpub.com/article/creating-dynamic-reports-from-databases-jasperreports-3.5</a></p> <p>Plz help me with this!!!!</p>
 

Querying!

 
Guidance
An individual column

Larger individual text columns get their own page to allow for proper reading.

SQuiL has stopped working due to an internal error.

If you are curious you may find further information in the browser console, which is accessible through the devtools (F12).

Reload