diff --git a/catch/cms/model/Category.php b/catch/cms/model/Category.php
index 139b04a..e351295 100644
--- a/catch/cms/model/Category.php
+++ b/catch/cms/model/Category.php
@@ -61,7 +61,7 @@ class Category extends BaseModel
         'deleted_at',
     );
 
-    protected $updateChildrenFields = 'status';
+    protected $updateChildrenFields = ['status'];
 
     const LIST_TYPE = 1; // 列表
     const PAGE_TYPE = 2; // 单页
diff --git a/catch/cms/model/events/CategoryEvent.php b/catch/cms/model/events/CategoryEvent.php
index 0bd931b..96f52de 100644
--- a/catch/cms/model/events/CategoryEvent.php
+++ b/catch/cms/model/events/CategoryEvent.php
@@ -48,10 +48,14 @@ trait CategoryEvent
      */
     public static function onBeforeUpdate(\think\Model $category)
     {
-        $where = $category->getWhere();
+        $data = $category->getData();
 
-        if (self::where('name', $category->getData('name'))->where('id', '<>', $where['id'])->find()) {
-            throw new FailedException('分类名称重复，请重新填写');
+        if (isset($data['name'])) {
+            $where = $category->getWhere();
+
+            if (self::where('name', $category->getData('name'))->where('id', '<>', $where['id'])->find()) {
+                throw new FailedException('分类名称重复，请重新填写');
+            }
         }
     }