diff --git a/frontend/src/views/chart/components/ChartComponentS2.vue b/frontend/src/views/chart/components/ChartComponentS2.vue
index 33285b0233..c26fb10618 100644
--- a/frontend/src/views/chart/components/ChartComponentS2.vue
+++ b/frontend/src/views/chart/components/ChartComponentS2.vue
@@ -254,7 +254,7 @@ export default {
         data: {
           dimensionList: dimensionList,
           quotaList: [],
-          name: meta.fieldValue
+          name: meta.fieldValue||'null'
         }
       }