Index: /CKEditor/trunk/CHANGES.html
===================================================================
--- /CKEditor/trunk/CHANGES.html	(revision 5680)
+++ /CKEditor/trunk/CHANGES.html	(revision 5681)
@@ -62,4 +62,5 @@
 		<li><a href="http://dev.fckeditor.net/ticket/5943">#5943</a> : An error is no longer generated when using percent or pixel values in the image dialog.</li>
 		<li><a href="http://dev.fckeditor.net/ticket/5951">#5951</a> : Avoid problems with security systems due to the usage of UniversalXPConnect.</li>
+		<li><a href="http://dev.fckeditor.net/ticket/5441">#5441</a> : Avoid errors if the editor instance is removed from the DOM before calling its destroy() method.</li>
 	</ul>
 	<h3>
Index: /CKEditor/trunk/_source/plugins/elementspath/plugin.js
===================================================================
--- /CKEditor/trunk/_source/plugins/elementspath/plugin.js	(revision 5680)
+++ /CKEditor/trunk/_source/plugins/elementspath/plugin.js	(revision 5681)
@@ -134,5 +134,7 @@
 			editor.on( 'contentDomUnload', function()
 				{
-					getSpaceElement().setHtml( emptyHtml );
+					// If the spaceElement hasn't been initialized, don't try to do it at this time
+					// Only reuse existing reference.
+					spaceElement && spaceElement.setHtml( emptyHtml );
 				});
 
Index: /CKEditor/trunk/_source/plugins/wysiwygarea/plugin.js
===================================================================
--- /CKEditor/trunk/_source/plugins/wysiwygarea/plugin.js	(revision 5680)
+++ /CKEditor/trunk/_source/plugins/wysiwygarea/plugin.js	(revision 5681)
@@ -1,3 +1,3 @@
-/*
+/*
 Copyright (c) 2003-2010, CKSource - Frederico Knabben. All rights reserved.
 For licensing, see LICENSE.html or http://ckeditor.com/license
@@ -798,4 +798,11 @@
 
 								iframe.clearCustomData();
+
+								/*
+								* IE BUG: When destroying editor DOM with the selection remains inside
+								* editing area would break IE7/8's selection system, we have to put the editing
+								* iframe offline first. (#3812 and #5441)
+								*/
+								iframe.remove();
 							},
 
Index: /CKEditor/trunk/_source/themes/default/theme.js
===================================================================
--- /CKEditor/trunk/_source/themes/default/theme.js	(revision 5680)
+++ /CKEditor/trunk/_source/themes/default/theme.js	(revision 5681)
@@ -234,26 +234,4 @@
 			editor.element.clearCustomData();
 
-			/*
-			 * IE BUG: Removing the editor DOM elements while the selection is inside
-			 * the editing area would break IE7/8's selection system. So we need to put
-			 * the selection back to the parent document without scrolling the window.
-			 * (#3812)
-			 */
-			if ( CKEDITOR.env.ie )
-			{
-				container.setStyle( 'display', 'none' );
-
-				var $range = document.body.createTextRange();
-				$range.moveToElementText( container.$ );
-				try
-				{
-					// Putting the selection to a display:none element - this will certainly
-					// fail. But! We've just put the selection document back to the parent
-					// document without scrolling the window!
-					$range.select();
-				}
-				catch ( e ) {}
-			}
-
 			if ( container )
 				container.remove();