[jboss-user] [Beginner's Corner] - JAI ANDJboss5.1.0GA

*description* The server encountered an internal error () that  prevented it from fulfilling this request. *exception* org.apache.jasper.JasperException      org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:498)      org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:411)      org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:308)      org.apache.jasper.servlet.JspServlet.service(JspServlet.java:259)      javax.servlet.http.HttpServlet.service(HttpServlet.java:729) *root cause* java.lang.reflect.UndeclaredThrowableException      $Proxy2.getImg(Unknown Source)      img.doimg.getimagesrc(doimg.java:23)      org.apache.jsp.index_jsp._jspService(index_jsp.java:71)      org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:98)      javax.servlet.http.HttpServlet.service(HttpServlet.java:729)      org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:369)      org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:308)      org.apache.jasper.servlet.JspServlet.service(JspServlet.java:259)      javax.servlet.http.HttpServlet.service(HttpServlet.java:729) *root cause* *java.lang.ClassNotFoundException: javax.media.jai.remote.SerializableRenderedImage*      org.jboss.remoting.serialization.ClassLoaderUtility.loadClass(ClassLoaderUtility.java:103)      org.jboss.remoting.loading.RemotingClassLoader.loadClass(RemotingClassLoader.java:86)      java.lang.ClassLoader.loadClassInternal(ClassLoader.java:319)      java.lang.Class.forName0(Native Method)      java.lang.Class.forName(Class.java:242)      org.jboss.remoting.loading.ObjectInputStreamWithClassLoader.resolveClass(ObjectInputStreamWithClassLoader.java:179)      java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java:1538)      java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1460)      java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1693)      java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1299)      java.io.ObjectInputStream.readObject(ObjectInputStream.java:339)      img.Myimg.readObject(Myimg.java:47)      sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)      sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)      sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)      java.lang.reflect.Method.invoke(Method.java:585)      java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:919)      java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1813)      java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1713)      java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1299)      java.io.ObjectInputStream.readObject(ObjectInputStream.java:339)      org.jboss.aop.joinpoint.InvocationResponse.readExternal(InvocationResponse.java:119)      java.io.ObjectInputStream.readExternalData(ObjectInputStream.java:1753)      java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1711)      java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1299)      java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1912)      java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1836)      java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1713)      java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1299)      java.io.ObjectInputStream.readObject(ObjectInputStream.java:339)      org.jboss.remoting.serialization.impl.java.JavaSerializationManager.receiveObjectVersion2_2(JavaSerializationManager.java:238)      org.jboss.remoting.serialization.impl.java.JavaSerializationManager.receiveObject(JavaSerializationManager.java:138)      org.jboss.remoting.marshal.serializable.SerializableUnMarshaller.read(SerializableUnMarshaller.java:123)      org.jboss.remoting.transport.socket.MicroSocketClientInvoker.versionedRead(MicroSocketClientInvoker.java:1220)      org.jboss.remoting.transport.socket.MicroSocketClientInvoker.transport(MicroSocketClientInvoker.java:850)      org.jboss.remoting.MicroRemoteClientInvoker.invoke(MicroRemoteClientInvoker.java:165)      org.jboss.remoting.Client.invoke(Client.java:1724)      org.jboss.remoting.Client.invoke(Client.java:629)      org.jboss.aspects.remoting.InvokeRemoteInterceptor.invoke(InvokeRemoteInterceptor.java:60)      org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)      org.jboss.aspects.tx.ClientTxPropagationInterceptor.invoke(ClientTxPropagationInterceptor.java:61)      org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)      org.jboss.ejb3.security.client.SecurityClientInterceptor.invoke(SecurityClientInterceptor.java:65)      org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)      org.jboss.ejb3.remoting.IsLocalInterceptor.invoke(IsLocalInterceptor.java:74)      org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)      org.jboss.aspects.remoting.PojiProxy.invoke(PojiProxy.java:62)      $Proxy3.invoke(Unknown Source)      org.jboss.ejb3.proxy.impl.handler.session.SessionProxyInvocationHandlerBase.invoke(SessionProxyInvocationHandlerBase.java:207)      org.jboss.ejb3.proxy.impl.handler.session.SessionProxyInvocationHandlerBase.invoke(SessionProxyInvocationHandlerBase.java:164)      $Proxy2.getImg(Unknown Source)      img.doimg.getimagesrc(doimg.java:23)      org.apache.jsp.index_jsp._jspService(index_jsp.java:71)      org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:98)      javax.servlet.http.HttpServlet.service(HttpServlet.java:729)      org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:369)      org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:308)      org.apache.jasper.servlet.JspServlet.service(JspServlet.java:259)      javax.servlet.http.HttpServlet.service(HttpServlet.java:729)      org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:117)      org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:174)      org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:879)      org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:665)      org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:528)      org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:81)      org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:689)      java.lang.Thread.run(Thread.java:595)      org.jboss.aspects.remoting.InvokeRemoteInterceptor.invoke(InvokeRemoteInterceptor.java:72)      org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)      org.jboss.aspects.tx.ClientTxPropagationInterceptor.invoke(ClientTxPropagationInterceptor.java:61)      org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)      org.jboss.ejb3.security.client.SecurityClientInterceptor.invoke(SecurityClientInterceptor.java:65)      org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)      org.jboss.ejb3.remoting.IsLocalInterceptor.invoke(IsLocalInterceptor.java:74)      org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)      org.jboss.aspects.remoting.PojiProxy.invoke(PojiProxy.java:62)      $Proxy3.invoke(Unknown Source)      org.jboss.ejb3.proxy.impl.handler.session.SessionProxyInvocationHandlerBase.invoke(SessionProxyInvocationHandlerBase.java:207)      org.jboss.ejb3.proxy.impl.handler.session.SessionProxyInvocationHandlerBase.invoke(SessionProxyInvocationHandlerBase.java:164)      $Proxy2.getImg(Unknown Source)      img.doimg.getimagesrc(doimg.java:23)      org.apache.jsp.index_jsp._jspService(index_jsp.java:71)      org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:98)      javax.servlet.http.HttpServlet.service(HttpServlet.java:729)      org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:369)      org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:308)      org.apache.jasper.servlet.JspServlet.service(JspServlet.java:259)      javax.servlet.http.HttpServlet.service(HttpServlet.java:729) *note* The full stack trace of the root cause is available in the  Apache Tomcat/5.5.30 logs.