commit 84b4fc43e22f74bf60882a95f725bac8db0acbec
Author: Leszek Koltunski <leszek@koltunski.pl>
Date:   Wed Jul 7 13:33:35 2021 +0200

    When we're leaving the Tutorial activity, unblock everything.

diff --git a/src/main/java/org/distorted/tutorials/TutorialState.java b/src/main/java/org/distorted/tutorials/TutorialState.java
index 15486549..1408dfa9 100644
--- a/src/main/java/org/distorted/tutorials/TutorialState.java
+++ b/src/main/java/org/distorted/tutorials/TutorialState.java
@@ -25,6 +25,7 @@ import android.widget.LinearLayout;
 
 import org.distorted.helpers.MovesAndLockController;
 import org.distorted.helpers.TwistyActivity;
+import org.distorted.helpers.TwistyPreRender;
 import org.distorted.main.R;
 import org.distorted.main.RubikActivity;
 import org.distorted.objects.ObjectList;
@@ -92,6 +93,8 @@ public class TutorialState
       @Override
       public void onClick(View v)
         {
+        TwistyPreRender pre = act.getPreRender();
+        if( pre!=null ) pre.unblockEverything();
         act.finish();
         }
       });