Issue 6454 - IllegalStateException crash

adblockplussbrowser/src/main/java/org/adblockplus/sbrowser/contentblocker/MainPreferences.java

 /*
  * This file is part of Adblock Plus <https://adblockplus.org/>,
  * Copyright (C) 2006-present eyeo GmbH
  *
  * Adblock Plus is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 3 as
  * published by the Free Software Foundation.
  *
  * Adblock Plus is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 66 matching lines @@
   protected void onStop()
   {
     super.onStop();
     SharedPrefsUtils.unregisterOnSharedPreferenceChangeListener(this, listener);
     this.dismissDialog();
   }
 
   @Override
   protected void onDestroy()
   {
-    EngineManager.getInstance().removeEngineCreatedCallback(this);
+    EngineManager.getInstance().removeOnEngineCreatedCallback(this);
     super.onDestroy();
   }
 
   private void dismissDialog()
   {
     if (this.dialog != null)
     {
       this.dialogTitleResId = 0;
       this.dialog.dismiss();
       this.dialog = null;
@@ skipping 210 matching lines @@
       else if (getString(R.string.key_application_activated).equals(key))
       {
         if (dialogTitleResId == R.string.setup_dialog_title)
         {
           dismissDialog();
         }
       }
     }
   };
 }