From 2cf005cae91097eefd736435778480d444dd0954 Mon Sep 17 00:00:00 2001
From: wangmm0220 <wangmm0220@gmail.com>
Date: Mon, 23 Aug 2021 15:06:39 +0800
Subject: [PATCH] [TD-5992] add error msg

---
 src/client/src/tscSystem.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/client/src/tscSystem.c b/src/client/src/tscSystem.c
index b1b615ff4e..7811f39e33 100644
--- a/src/client/src/tscSystem.c
+++ b/src/client/src/tscSystem.c
@@ -443,7 +443,7 @@ static int taos_set_config_imp(const char *config){
   static bool setConfFlag = false;
   if (setConfFlag) {
     tscError("already set config");
-    return -1;
+    return 0;
   }
   cJSON *root = cJSON_Parse(config);
   if (root == NULL) {
-- 
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