Integration with Other Applications > Introduction to Windchill ESI > Using Windchill Integration for MES > Diagnosing and Resolving Problems > Distribution Target Problems > Transaction Message Format
  
Transaction Message Format
<Name of the Java exception caused by the problem>: <Message associated with the exception providing details of the problem that caused the failure>
For example:
javax.mail.MessagingException: Could not connect to SMTP host: localhost, port: 25