diff --git a/core/core-frontend/src/models/chart/chart-attr.d.ts b/core/core-frontend/src/models/chart/chart-attr.d.ts
index a796d99c6f..1aed43cc1f 100644
--- a/core/core-frontend/src/models/chart/chart-attr.d.ts
+++ b/core/core-frontend/src/models/chart/chart-attr.d.ts
@@ -1312,4 +1312,4 @@ declare interface ColumnNode {
   children?: Columns
 }
 
-declare type Columns = Array<string | ColumnNode>
+declare type Columns = Array<ColumnNode>
diff --git a/core/core-frontend/src/views/chart/components/editor/editor-style/components/table/TableHeaderGroupConfig.vue b/core/core-frontend/src/views/chart/components/editor/editor-style/components/table/TableHeaderGroupConfig.vue
index 463760610b..f7dd3b1fdd 100644
--- a/core/core-frontend/src/views/chart/components/editor/editor-style/components/table/TableHeaderGroupConfig.vue
+++ b/core/core-frontend/src/views/chart/components/editor/editor-style/components/table/TableHeaderGroupConfig.vue
@@ -74,7 +74,7 @@ const init = () => {
   }
   if (headerGroupConfig?.columns?.length) {
     const allAxis = showColumns.map(item => item.key)
-    const leafNodes = getLeafNodes(headerGroupConfig.columns as Array<ColumnNode>)
+    const leafNodes = getLeafNodes(headerGroupConfig.columns)
     const leafKeys = leafNodes.map(item => item.key)
     if (!isEqual(allAxis, leafKeys)) {
       const { columns, meta } = headerGroupConfig
diff --git a/core/core-frontend/src/views/chart/components/editor/editor-style/components/table/TableHeaderSelector.vue b/core/core-frontend/src/views/chart/components/editor/editor-style/components/table/TableHeaderSelector.vue
index 46bab59e39..c8d0c4d99e 100644
--- a/core/core-frontend/src/views/chart/components/editor/editor-style/components/table/TableHeaderSelector.vue
+++ b/core/core-frontend/src/views/chart/components/editor/editor-style/components/table/TableHeaderSelector.vue
@@ -92,6 +92,10 @@ const groupConfigValid = computed(() => {
   if (!columns?.length) {
     return false
   }
+  const noGroup = columns.every(item => !item.children?.length)
+  if (noGroup) {
+    return false
+  }
   const xAxis = props.chart.xAxis
   const showColumns = []
   xAxis?.forEach(axis => {