That exception will be because you’re probably passing an empty string to the add service. Your previous post mention you’re unable to get the values from the source document. Resolve that and the exception should go away.
POST. THE. STEPS. OF. YOUR. FLOW. SERVICE.
And the source document sample.
Without that we’ll continue to go back and forth in this forum without much progress.
#webMethods#Flow-and-Java-services#Integration-Server-and-ESB