title: Error retrieving field
body: <p>I have a problem with JasperReports. When attempting to download data from the database, I get this error:</p>
  
  <pre><code>net.sf.jasperreports.engine.JRException: Error retrieving field value from bean : mybean
      at net.sf.jasperreports.engine.data.JRAbstractBeanDataSource.getBeanProperty(JRAbstractBeanDataSource.java:123)
      at net.sf.jasperreports.engine.data.JRAbstractBeanDataSource.getFieldValue(JRAbstractBeanDataSource.java:96)
      at net.sf.jasperreports.engine.data.JRBeanCollectionDataSource.getFieldValue(JRBeanCollectionDataSource.java:100)
      at net.sf.jasperreports.engine.fill.JRFillDataset.setOldValues(JRFillDataset.java:821)
      at net.sf.jasperreports.engine.fill.JRFillDataset.next(JRFillDataset.java:785)
      at net.sf.jasperreports.engine.fill.JRBaseFiller.next(JRBaseFiller.java:1482)
      at net.sf.jasperreports.engine.fill.JRVerticalFiller.fillReport(JRVerticalFiller.java:126)
      at net.sf.jasperreports.engine.fill.JRBaseFiller.fill(JRBaseFiller.java:946)
      at net.sf.jasperreports.engine.fill.JRBaseFiller.fill(JRBaseFiller.java:864)
      at net.sf.jasperreports.engine.fill.JRFiller.fillReport(JRFiller.java:84)
      at net.sf.jasperreports.engine.JasperFillManager.fillReport(JasperFillManager.java:624)
      at net.sf.jasperreports.engine.JasperFillManager.fillReport(JasperFillManager.java:540)
      at javax.servlet.http.HttpServlet.service(HttpServlet.java:617)
      at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
      at org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:487)
      at org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:362)
      at org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216)
      at org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:181)
      at org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:729)
      at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:405)
      at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152)
      at org.mortbay.jetty.handler.RequestLogHandler.handle(RequestLogHandler.java:49)
      at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152)
      at org.mortbay.jetty.Server.handle(Server.java:324)
      at org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:505)
      at org.mortbay.jetty.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:829)
      at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:513)
      at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:211)
      at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:380)
      at org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:395)
      at org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:488)
  Caused by: java.lang.NoSuchMethodException: Unknown property 'mybean' on class 'class com.mg.shared.ABC'
      at org.apache.commons.beanutils.PropertyUtilsBean.getSimpleProperty(PropertyUtilsBean.java:1322)
      at org.apache.commons.beanutils.PropertyUtilsBean.getNestedProperty(PropertyUtilsBean.java:770)
      at org.apache.commons.beanutils.PropertyUtilsBean.getProperty(PropertyUtilsBean.java:846)
      at org.apache.commons.beanutils.PropertyUtils.getProperty(PropertyUtils.java:426)
      at net.sf.jasperreports.engine.data.JRAbstractBeanDataSource.getBeanProperty(JRAbstractBeanDataSource.java:111)
      ... 31 more
  </code></pre>
  
  <p>The problem is weird for me, becasue mybean is in ABC. What is more, my class 
  ABC gets some data form other class DEF, and mybean is getting from DEF. When I am trying to display mybean from ABC, I recive the above error, but if I get mybean from DEF everything is ok.</p>