diff --git a/cognee/infrastructure/databases/graph/kuzu/adapter.py b/cognee/infrastructure/databases/graph/kuzu/adapter.py
index 597772785..6f9357c2c 100644
--- a/cognee/infrastructure/databases/graph/kuzu/adapter.py
+++ b/cognee/infrastructure/databases/graph/kuzu/adapter.py
@@ -150,8 +150,9 @@ class KuzuAdapter(GraphDBInterface):
 
             s3_file_storage = S3FileStorage("")
 
-            async with self.KUZU_ASYNC_LOCK:
-                self.connection.execute("CHECKPOINT;")
+            if self.connection:
+                async with self.KUZU_ASYNC_LOCK:
+                    self.connection.execute("CHECKPOINT;")
 
             s3_file_storage.s3.put(self.temp_graph_file, self.db_path, recursive=True)