please help urgent!! Exception when a method returned a Serializable object from Jboss

Hello, Any help or suggestion is greatly appreciated. I have a Servlet that deployed in a standalone Tomcat version 4.1.30. The Tomcat is running in the same server as Jboss 3.2.1. The servlet accesses a method of a remote session bean that is deployed in Jboss. This method returns a java

help with Exception

All, has anyone encountered the following Exception? What is the fix? Jul 30, 2003 8:18:05 PM com.sun.xml.messaging.saaj.soap.MessageImpl identifyContentType SEVERE: SAAJ0537: Invalid Content-Type. Could be an error message instead of a SOAP message