Simple Blob output from Oracle Stored Procedure (Oracle Connector)

Simple Blob output from Oracle Stored Procedure (Oracle Connector)

  
Hi All,
I am calling a stored procedure using oracle connector and my stored procedure returning a simple out parameter which is of type BLOB doing this i am getting an error "Unsupported Connector Type byte[]" but when i am returning this in REF_CURSOR it is working fine .
Any idea how can i get it as simple output parameter.