diff --git a/resp/resp.go b/resp/resp.go
index d05bdfa..097ceb1 100644
--- a/resp/resp.go
+++ b/resp/resp.go
@@ -68,11 +68,7 @@ H4:
 		r.Code = code
 	}
 H3:
-	if es, ok := args[2].(error); ok {
-		r.Err = es.Error()
-	} else {
-		r.Err = args[2]
-	}
+	r.Err = args[2]
 H2:
 	r.Data = args[1]
 H1:
@@ -86,6 +82,10 @@ END:
 		r.Msg = Msg(r.Status)
 	}
 
+	if ce, ok := r.Err.(error); ok {
+		r.Err = ce.Error()
+	}
+
 	c.AbortWithStatusJSON(r.Status, r)
 }