diff --git a/src/backend/base/langflow/graph/graph/base.py b/src/backend/base/langflow/graph/graph/base.py
index 7e57c274c..974a24935 100644
--- a/src/backend/base/langflow/graph/graph/base.py
+++ b/src/backend/base/langflow/graph/graph/base.py
@@ -1979,21 +1979,21 @@ class Graph:
         runnable_vertices = []
         visited = set()
 
-        def find_runnable_predecessors(predecessor: Vertex) -> None:
-            predecessor_id = predecessor.id
+        def find_runnable_predecessors(predecessor_id: str) -> None:
             if predecessor_id in visited:
                 return
             visited.add(predecessor_id)
-            is_active = self.get_vertex(predecessor_id).is_active()
-            is_loop = self.get_vertex(predecessor_id).is_loop
+            predecessor_vertex = self.get_vertex(predecessor_id)
+            is_active = predecessor_vertex.is_active()
+            is_loop = predecessor_vertex.is_loop
             if self.run_manager.is_vertex_runnable(predecessor_id, is_active=is_active, is_loop=is_loop):
                 runnable_vertices.append(predecessor_id)
             else:
                 for pred_pred_id in self.run_manager.run_predecessors.get(predecessor_id, []):
-                    find_runnable_predecessors(self.get_vertex(pred_pred_id))
+                    find_runnable_predecessors(pred_pred_id)
 
         for predecessor_id in self.run_manager.run_predecessors.get(vertex_id, []):
-            find_runnable_predecessors(self.get_vertex(predecessor_id))
+            find_runnable_predecessors(predecessor_id)
         return runnable_vertices
 
     def remove_from_predecessors(self, vertex_id: str) -> None:
diff --git a/src/backend/base/langflow/serialization/serialization.py b/src/backend/base/langflow/serialization/serialization.py
index 3a8c47b57..ed9f03b8a 100644
--- a/src/backend/base/langflow/serialization/serialization.py
+++ b/src/backend/base/langflow/serialization/serialization.py
@@ -111,7 +111,7 @@ def _truncate_value(value: Any, max_length: int | None, max_items: int | None) -
     """Truncate value based on its type and provided limits."""
     if max_length is not None and isinstance(value, str) and len(value) > max_length:
         return value[:max_length]
-    if max_items is not None and isinstance(value, (list, tuple)) and len(value) > max_items:
+    if max_items is not None and isinstance(value, list | tuple) and len(value) > max_items:
         return value[:max_items]
     return value