diff --git a/recommendation_engine.py b/recommendation_engine.py
index 0fdf31e..59a26cd 100644
--- a/recommendation_engine.py
+++ b/recommendation_engine.py
@@ -50,7 +50,7 @@ class Engine:
             }
         if 'gridChange' not in self.state:
             self.state['gridChange'] = {
-                'nextClip': {'locked': False, 'value': 4},
+                'nextClip': {'locked': True, 'value': 4},
                 'nextPlaylist': {'locked': False, 'value': 4},
                 'staySame': {'locked': False, 'value': 8}
             }
@@ -137,10 +137,10 @@ class Engine:
                             next_playlist_index.append(i)
                             break
                         # Discuss how this behavour should be: should it switch to a new playlist if it is the end of the playlist clip sequence already?
-                        elif prev_grid_list[i].get('playlistPosition') + 1 == len(playlist['clips']):
+                        elif prev_grid_list[i].get('playlistPosition', 0) + 1 == len(playlist['clips']):
                             playlist_pos = 0
                         else:
-                            playlist_pos = prev_grid_list[i].get('playlistPosition') + 1
+                            playlist_pos = prev_grid_list[i].get('playlistPosition', 0) + 1
                         
                         rec_list.append((i, {
                             'clips': playlist['clips'],