diff --git a/web/src/view/superAdmin/dictionary/sysDictionary.vue b/web/src/view/superAdmin/dictionary/sysDictionary.vue
index 6286ec7..ebeec9b 100644
--- a/web/src/view/superAdmin/dictionary/sysDictionary.vue
+++ b/web/src/view/superAdmin/dictionary/sysDictionary.vue
@@ -400,8 +400,10 @@
       name: searchName.value.trim()
     })
     if (res.code === 0) {
-      dictionaryData.value = res.data
-      selectID.value = res.data[0].ID
+      // 搜索无结果时同步清空当前选中项。
+      const dictionaries = Array.isArray(res.data) ? res.data : []
+      dictionaryData.value = dictionaries
+      selectID.value = dictionaries[0]?.ID ?? 0
       // 更新可选父级字典列表
       updateAvailableParentDictionaries()
     }
diff --git a/web/src/view/superAdmin/dictionary/sysDictionaryDetail.vue b/web/src/view/superAdmin/dictionary/sysDictionaryDetail.vue
index 3ee0d1c..1e9021f 100644
--- a/web/src/view/superAdmin/dictionary/sysDictionaryDetail.vue
+++ b/web/src/view/superAdmin/dictionary/sysDictionaryDetail.vue
@@ -283,7 +283,11 @@
 
   // 获取树形数据
   const getTreeData = async () => {
-    if (!props.sysDictionaryID) return
+    if (!props.sysDictionaryID) {
+      treeData.value = []
+      displayTreeData.value = []
+      return
+    }
     try {
       const res = await getDictionaryTreeList({
         sysDictionaryID: props.sysDictionaryID