commit 1f3bc25943777ee86eb3cd550f2ac9950a0feb16
Author: Leszek Koltunski <leszek@koltunski.pl>
Date:   Sat Feb 5 08:35:25 2022 +0100

    Fix for a rare crash

diff --git a/src/main/java/org/distorted/screens/RubikScreenPlay.java b/src/main/java/org/distorted/screens/RubikScreenPlay.java
index 9692c12f..6a3d9275 100644
--- a/src/main/java/org/distorted/screens/RubikScreenPlay.java
+++ b/src/main/java/org/distorted/screens/RubikScreenPlay.java
@@ -292,7 +292,7 @@ public class RubikScreenPlay extends RubikScreenBase implements RubikNetwork.Upd
             mMovesController.clearMoves(act);
             }
 
-          mObjectPopup.dismiss();
+          if( mObjectPopup!=null ) mObjectPopup.dismiss();
           }
         });