diff --git a/src/core/knowledgebase.py b/src/core/knowledgebase.py
index 4223ae92..43cb00c3 100644
--- a/src/core/knowledgebase.py
+++ b/src/core/knowledgebase.py
@@ -2,6 +2,7 @@ import os
 import json
 import time
 import traceback
+import shutil
 
 from pymilvus import MilvusClient, MilvusException
 
@@ -259,6 +260,10 @@ class KnowledgeBase:
 
         self.client.drop_collection(collection_name=db.db_id)
         self.data.remove(db)
+        # 删除数据库对应的文件夹
+        db_folder = os.path.join(self.work_dir, db.db_id)
+        if os.path.exists(db_folder):
+            shutil.rmtree(db_folder)
         self._save_databases()
         return {"message": "删除成功"}
 
diff --git a/web/src/views/DataBaseInfoView.vue b/web/src/views/DataBaseInfoView.vue
index 0d6f0131..8f7fb059 100644
--- a/web/src/views/DataBaseInfoView.vue
+++ b/web/src/views/DataBaseInfoView.vue
@@ -19,7 +19,7 @@
       </a-button>
     </template>
   </HeaderComponent>
-  <a-alert v-if="database.embed_model != configStore.config.embed_model" message="向量模型不匹配，请重新选择" type="warning" style="margin: 10px 20px;" />
+  <a-alert v-if="configStore.config.embed_model &&database.embed_model != configStore.config.embed_model" message="向量模型不匹配，请重新选择" type="warning" style="margin: 10px 20px;" />
   <div class="db-main-container">
     <a-tabs v-model:activeKey="state.curPage" class="atab-container" type="card">
 
diff --git a/web/src/views/GraphView.vue b/web/src/views/GraphView.vue
index 6283940b..b8fdecb4 100644
--- a/web/src/views/GraphView.vue
+++ b/web/src/views/GraphView.vue
@@ -365,7 +365,7 @@ const graphStatusText = computed(() => {
 });
 
 const graphDescription = computed(() => {
-  const dbName = graphInfo.value?.database_name || '';
+  const dbName = graphInfo.value?.graph_name || '';
   const entityCount = graphInfo.value?.entity_count || 0;
   const relationCount = graphInfo.value?.relationship_count || 0;
   const modelName = graphInfo.value?.embed_model_name || '未上传文件';