diff --git a/core/main_terminal.py b/core/main_terminal.py
index 7077cd1..3d0fe36 100644
--- a/core/main_terminal.py
+++ b/core/main_terminal.py
@@ -1951,11 +1951,11 @@ class MainTerminal:
             elif tool_name == "web_search":
                 allowed, quota_info = self.record_search_call()
                 if not allowed:
-                    return {
+                    return json.dumps({
                         "success": False,
-                        "error": f"搜索配额已用尽，将在 {quota_info.get('reset_at')} 重置。",
+                        "error": f"搜索配额已用尽，将在 {quota_info.get('reset_at')} 重置。请向用户说明情况并提供替代方案。",
                         "quota": quota_info
-                    }
+                    }, ensure_ascii=False)
                 search_response = await self.search_engine.search_with_summary(
                     query=arguments["query"],
                     max_results=arguments.get("max_results"),
diff --git a/static/src/components/input/InputComposer.vue b/static/src/components/input/InputComposer.vue
index 77e3a3c..11f314f 100644
--- a/static/src/components/input/InputComposer.vue
+++ b/static/src/components/input/InputComposer.vue
@@ -166,7 +166,6 @@ const triggerQuickUpload = () => {
   if (!props.isConnected || props.uploading) {
     return;
   }
-  fileUploadInput.value?.click();
   emit('quick-upload');
 };