3.1.5.8 DPSP_MSG_ADDFORWARDREPLY

When a DirectPlay 4 client receives a DPSP_MSG_ADDFORWARDREPLY message (section 2.2.10), if the DirectPlay client is in the process of joining a game session, it MUST indicate that the join failed and return the Error field to the higher-level entity. Otherwise, the DirectPlay client MUST ignore this message.