diff --git a/admin/server/routes.py b/admin/server/routes.py
index 20bffb514..29a4bbd22 100644
--- a/admin/server/routes.py
+++ b/admin/server/routes.py
@@ -30,12 +30,12 @@ admin_bp = Blueprint('admin', __name__, url_prefix='/api/v1/admin')
 
 
 @admin_bp.route('/login', methods=['POST'])
-async def login():
-    if not await request.json:
+def login():
+    if not request.json:
         return error_response('Authorize admin failed.' ,400)
     try:
-        email = await request.json.get("email", "")
-        password = await request.json.get("password", "")
+        email = request.json.get("email", "")
+        password = request.json.get("password", "")
         return login_admin(email, password)
     except Exception as e:
         return error_response(str(e), 500)
@@ -76,9 +76,9 @@ def list_users():
 @admin_bp.route('/users', methods=['POST'])
 @login_required
 @check_admin_auth
-async def create_user():
+def create_user():
     try:
-        data = await request.get_json()
+        data = request.get_json()
         if not data or 'username' not in data or 'password' not in data:
             return error_response("Username and password are required", 400)
 
@@ -120,9 +120,9 @@ def delete_user(username):
 @admin_bp.route('/users/<username>/password', methods=['PUT'])
 @login_required
 @check_admin_auth
-async def change_password(username):
+def change_password(username):
     try:
-        data = await request.get_json()
+        data = request.get_json()
         if not data or 'new_password' not in data:
             return error_response("New password is required", 400)
 
@@ -139,9 +139,9 @@ async def change_password(username):
 @admin_bp.route('/users/<username>/activate', methods=['PUT'])
 @login_required
 @check_admin_auth
-async def alter_user_activate_status(username):
+def alter_user_activate_status(username):
     try:
-        data = await request.get_json()
+        data = request.get_json()
         if not data or 'activate_status' not in data:
             return error_response("Activation status is required", 400)
         activate_status = data['activate_status']
@@ -253,9 +253,9 @@ def restart_service(service_id):
 @admin_bp.route('/roles', methods=['POST'])
 @login_required
 @check_admin_auth
-async def create_role():
+def create_role():
     try:
-        data = await request.get_json()
+        data = request.get_json()
         if not data or 'role_name' not in data:
             return error_response("Role name is required", 400)
         role_name: str = data['role_name']
@@ -269,9 +269,9 @@ async def create_role():
 @admin_bp.route('/roles/<role_name>', methods=['PUT'])
 @login_required
 @check_admin_auth
-async def update_role(role_name: str):
+def update_role(role_name: str):
     try:
-        data = await request.get_json()
+        data = request.get_json()
         if not data or 'description' not in data:
             return error_response("Role description is required", 400)
         description: str = data['description']
@@ -317,9 +317,9 @@ def get_role_permission(role_name: str):
 @admin_bp.route('/roles/<role_name>/permission', methods=['POST'])
 @login_required
 @check_admin_auth
-async def grant_role_permission(role_name: str):
+def grant_role_permission(role_name: str):
     try:
-        data = await request.get_json()
+        data = request.get_json()
         if not data or 'actions' not in data or 'resource' not in data:
             return error_response("Permission is required", 400)
         actions: list = data['actions']
@@ -333,9 +333,9 @@ async def grant_role_permission(role_name: str):
 @admin_bp.route('/roles/<role_name>/permission', methods=['DELETE'])
 @login_required
 @check_admin_auth
-async def revoke_role_permission(role_name: str):
+def revoke_role_permission(role_name: str):
     try:
-        data = await request.get_json()
+        data = request.get_json()
         if not data or 'actions' not in data or 'resource' not in data:
             return error_response("Permission is required", 400)
         actions: list = data['actions']
@@ -349,9 +349,9 @@ async def revoke_role_permission(role_name: str):
 @admin_bp.route('/users/<user_name>/role', methods=['PUT'])
 @login_required
 @check_admin_auth
-async def update_user_role(user_name: str):
+def update_user_role(user_name: str):
     try:
-        data = await request.get_json()
+        data = request.get_json()
         if not data or 'role_name' not in data:
             return error_response("Role name is required", 400)
         role_name: str = data['role_name']
diff --git a/agent/component/list_operations.py b/agent/component/list_operations.py
index 9ae8c2e04..6016f7585 100644
--- a/agent/component/list_operations.py
+++ b/agent/component/list_operations.py
@@ -47,7 +47,9 @@ class ListOperations(ComponentBase,ABC):
     def _invoke(self, **kwargs):
         self.input_objects=[]
         inputs = getattr(self._param, "query", None)
-        self.inputs=self._canvas.get_variable_value(inputs)
+        self.inputs = self._canvas.get_variable_value(inputs)
+        if not isinstance(self.inputs, list):
+            raise TypeError("The input of List Operations should be an array.")
         self.set_input_value(inputs, self.inputs)
         if self._param.operations == "topN":
             self._topN()