Index: /FCKeditor/trunk/_whatsnew.html
===================================================================
--- /FCKeditor/trunk/_whatsnew.html	(revision 2556)
+++ /FCKeditor/trunk/_whatsnew.html	(revision 2557)
@@ -47,4 +47,6 @@
 		Fixed Bugs:</p>
 	<ul>
+		<li>[<a target="_blank" href="http://dev.fckeditor.net/ticket/1752">#1752</a>] Fixed
+			the issue with Tablecommands plugin and undefined tagName.</li>
 		<li>[<a target="_blank" href="http://dev.fckeditor.net/ticket/2333">#2333</a>] The &amp;gt;
 			character inside text wasn't encoded in Opera and Safari.</li>
Index: /FCKeditor/trunk/editor/_source/internals/fcktablehandler_gecko.js
===================================================================
--- /FCKeditor/trunk/editor/_source/internals/fcktablehandler_gecko.js	(revision 2556)
+++ /FCKeditor/trunk/editor/_source/internals/fcktablehandler_gecko.js	(revision 2557)
@@ -49,5 +49,5 @@
 			oCell = oRange.startContainer.childNodes[ oRange.startOffset ] ;
 
-		if ( oCell.tagName.Equals( 'TD', 'TH' ) )
+		if ( oCell.nodeName.Equals( 'TD', 'TH' ) )
 			aCells[aCells.length] = oCell ;
 	}