diff --git a/handler/im.go b/handler/im.go
index d4552f9..72a9e8a 100644
--- a/handler/im.go
+++ b/handler/im.go
@@ -205,6 +205,13 @@ func SRMessage(c *gin.Context) {
 					msg.Session = res
 					res3, _ = json.Marshal(msg)
 				}
+			} else {
+				//对方不在线
+				msg.Type = "offline"
+				msg.Msg = "offline"
+				msg.From_user_id = -1
+				msg.Session = res
+				res3, _ = json.Marshal(msg)
 			}
 			err2 := ws.WriteMessage(websocket.TextMessage, res3)
 			if err2 != nil {