CANNOT_SERIALIZE_MESSAGE_CWOBJ1509=CWOBJ1509E: An exception occurred when attempting to serialize message ({0}): {1}.
Explanation
This exception is unexpected. The cause is not immediately known.
User response
If the problem persists, see problem determination information on the WebSphere Application Server Support page at http://www.ibm.com/software/webservers/appserv/was/support/.