fixes

app2.py

@@ -1480,13 +1480,12 @@ def create_modern_interface():
             # When QR codes are generated, update the state with the list of paths
             # and initialize the enabled_qr_codes state with all indices enabled
             if qr_paths_list is None:
-            num_qrs=0
-        else:
-    else:
-        num_qrs=len(qr_paths_list)
-             initial_enabled_states = list(range(num_qrs))
-             return qr_paths_list, initial_enabled_states # Return paths list and initial enabled state
-
+                num_qrs = 0
+            else:
+                num_qrs = len(qr_paths_list)
+    
+            initial_enabled_states = list(range(num_qrs))
+            return qr_paths_list, initial_enabled_states  # Return paths list and initial enabled state
 
         # Link events
         example_btn.click(load_example, inputs=[], outputs=text_input)