When trying to shutdown jboss-3.2.0RC1_tomcat-4.1.18 the following exceptions are reported.

org.jboss.util.NestedRuntimeException: Error creating MBeanProxy: jboss.system:type=Server; - nested throwable: (RuntimeMBeanException: null
Cause: org.jboss.util.NestedRuntimeException: error unmarshalling return; nested exception is:
java.io.InvalidClassException: javax.management.MBeanAttributeInfo; Local class not compatible: stream classdesc serialVersionUID=8644704819898565848 local class serialVersionUID=0; - nested throwable: (java.rmi.UnmarshalException: error unmarshalling return; nested exception is:
java.io.InvalidClassException: javax.management.MBeanAttributeInfo; Local class not compatible: stream classdesc serialVersionUID=8644704819898565848 local class serialVersionUID=0))
at org.jboss.util.jmx.MBeanProxy. (MBeanProxy.java:76) (pc 105)
at org.jboss.util.jmx.MBeanProxy.create(java.lang.Class,javax.management.ObjectName,javax.management.MBeanServer) (MBeanProxy.java:280) (pc 51)
at org.jboss.Shutdown.main (Shutdown.java:193) (pc 554)
+ nested throwable: RuntimeMBeanException: null
Cause: org.jboss.util.NestedRuntimeException: error unmarshalling return; nested exception is:
java.io.InvalidClassException: javax.management.MBeanAttributeInfo; Local class not compatible: stream classdesc serialVersionUID=8644704819898565848 local class serialVersionUID=0; - nested throwable: (java.rmi.UnmarshalException: error unmarshalling return; nested exception is:
java.io.InvalidClassException: javax.management.MBeanAttributeInfo; Local class not compatible: stream classdesc serialVersionUID=8644704819898565848 local class serialVersionUID=0)
at org.jboss.jmx.connector.rmi.RMIConnectorImpl.getMBeanInfo (RMIConnectorImpl.java:527) (pc 24)
at org.jboss.util.jmx.MBeanProxy. (MBeanProxy.java:68) (pc 27)
at org.jboss.util.jmx.MBeanProxy.create(java.lang.Class,javax.management.ObjectName,javax.management.MBeanServer) (MBeanProxy.java:280) (pc 51)
at org.jboss.Shutdown.main (Shutdown.java:193) (pc 554)