diff --git a/frontend/src/components/complex-table/index.vue b/frontend/src/components/complex-table/index.vue
index 1d2a20f5c..8c8c45869 100644
--- a/frontend/src/components/complex-table/index.vue
+++ b/frontend/src/components/complex-table/index.vue
@@ -81,9 +81,11 @@ defineExpose({
 });
 
 onMounted(() => {
-    let itemSize = Number(localStorage.getItem(props.paginationConfig.cacheSizeKey));
-    if (itemSize) {
-        props.paginationConfig.pageSize = itemSize;
+    if (props.paginationConfig?.cacheSizeKey) {
+        let itemSize = Number(localStorage.getItem(props.paginationConfig.cacheSizeKey));
+        if (itemSize) {
+            props.paginationConfig.pageSize = itemSize;
+        }
     }
 });
 </script>