Gen server "USE Procedure Step not supported on selected environment"

Products

• Gen
• Gen - Workstation Toolset
• Gen - Run Time Distributed

Issue/Introduction

A Gen server Procedure Step contains a Procedure Step USE statement to another server Procedure Step.
The Generation Defaults are: 
Operating System: WINDOWS
DBMS(TD): <any>
Language: C
TP Monitor: IEFAE
Communications: GEN

When generating the Server Manager code receive message:
A USE Procedure Step statement is not supported on the selected environment

Environment

Gen Distributed Processing Servers

Resolution

On Windows, it is only supported to have a Procedure Step USE statement in a Server Procedure Step when using a Communications type of MQSeries (TP Monitor IEFAE) i.e. using a Communications type of Gen or TCP/IP is not supported.

Similarly:

• For UNIX it is only supported with either Communications type MQSeries (TP Monitor IEFAE) or Communications type Tuxedo (TP Monitor Tuxedo).
• For Linux it is only supported with Communications type Tuxedo (TP Monitor Tuxedo).