OSB 11g BEA-380000 , Not Implemented Error

When trying to invoke external Business Service from OSB Business Service Test Console getting following Error.

<con:fault xmlns:con="http://www.bea.com/wli/sb/context"> 
<con:errorCode>BEA-380000</con:errorCode> 
<con:reason>Not Implemented</con:reason> 
<con:location> 
<con:node>RouteNode1</con:node> 
<con:path>response-pipeline</con:path> 
</con:location> 
</con:fault> 

 Root Cause: In Business Service Advanced Configuration "Use Chunked Streaming Mode" was enabled.

 Resolution: Disable "Use Chunked Streaming Mode" as show below.