diff --git a/src/adapter/adapter.c b/src/adapter/adapter.c
index 973cb79b..83bcac0b 100644
--- a/src/adapter/adapter.c
+++ b/src/adapter/adapter.c
@@ -1276,7 +1276,6 @@ int add_gtags(neu_adapter_t *adapter, neu_req_add_gtag_t *cmd,
                 cmd->groups[group_index].group,
                 &cmd->groups[group_index].tags[tag_index],
                 cmd->groups[group_index].interval);
-
             if (add_tag_result != 0) {
                 for (int added_group_index = 0; added_group_index < group_index;
                      added_group_index++) {
@@ -1298,6 +1297,12 @@ int add_gtags(neu_adapter_t *adapter, neu_req_add_gtag_t *cmd,
                         cmd->groups[group_index].group,
                         cmd->groups[group_index].tags[added_tag_index].name);
                 }
+                for (int groups_count = 0; groups_count < cmd->n_group;
+                     groups_count++) {
+                    neu_adapter_driver_try_del_tag(
+                        (neu_adapter_driver_t *) adapter,
+                        cmd->groups[groups_count].n_tag);
+                }
                 resp->index = 0;
                 resp->error = add_tag_result;
                 return add_tag_result;
diff --git a/src/utils/http.c b/src/utils/http.c
index e9a6aa8c..8a7b1ab3 100644
--- a/src/utils/http.c
+++ b/src/utils/http.c
@@ -287,7 +287,6 @@ int neu_http_response(nng_aio *aio, neu_err_code_e code, char *content)
     case NEU_ERR_LICENSE_EXPIRED:
     case NEU_ERR_LICENSE_DISABLED:
     case NEU_ERR_LICENSE_MAX_NODES:
-    case NEU_ERR_LICENSE_MAX_TAGS:
     case NEU_ERR_LICENSE_TOKEN_NOT_MATCH:
     case NEU_ERR_GROUP_ALREADY_SUBSCRIBED:
     case NEU_ERR_PLUGIN_TAG_TYPE_MISMATCH:
@@ -355,6 +354,7 @@ int neu_http_response(nng_aio *aio, neu_err_code_e code, char *content)
     case NEU_ERR_TAG_PRECISION_INVALID:
     case NEU_ERR_TAG_NAME_TOO_LONG:
     case NEU_ERR_TAG_ADDRESS_TOO_LONG:
+    case NEU_ERR_LICENSE_MAX_TAGS:
     case NEU_ERR_LICENSE_BAD_CLOCK:
     case NEU_ERR_LICENSE_MODULE_INVALID:
         status = NNG_HTTP_STATUS_BAD_REQUEST;