Nah...:

Author: Gogobobo11

src/db_manager/db_manager.py

@@ -363,7 +363,7 @@ def update_zone(self, zone_id, update_zone):
 
     def delete_camera(self, camera_id):
         with self.get_session() as session:
-            res = session.query(Camera).filter(Camera.id == camera_id).first_or_none()
+            res = session.query(Camera).filter(Camera.id == camera_id).first()
 
             if res is None: return False