diff --git a/job.go b/job.go
index 98487c2..82522db 100644
--- a/job.go
+++ b/job.go
@@ -2137,6 +2137,7 @@ func jobGetStash(j Job) {
 				clt.Mux.Unlock()
 			}
 		}
+		fmt.Printf("jobGetStash : Submit new client : %d\n", userID64)
 		p.UserID64 = userID64
 		setJobCallback(j.ID64, userID64, cacheObjSubType[`msg_exchange_req`])
 		setJobCallback(j.ID64, userID64, cacheObjSubType[`msg_exchange_ack`])