X-Git-Url: https://jasonwoof.com/gitweb/?p=ckeditor.git;a=blobdiff_plain;f=_source%2Fplugins%2Fliststyle%2Fplugin.js;h=8e23cca34253a193426fcbeac0a9898a56b4bb27;hp=b1b6df3bab31e9f42ce380e39635673ccb904961;hb=e371ddf8abcb89013e20e6d0dd746adec344d0e5;hpb=055b6b0792ce7dc53d47af606b367c04b927c2ab

diff --git a/_source/plugins/liststyle/plugin.js b/_source/plugins/liststyle/plugin.js
index b1b6df3..8e23cca 100644
--- a/_source/plugins/liststyle/plugin.js
+++ b/_source/plugins/liststyle/plugin.js
@@ -43,6 +43,9 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
 			{
 				editor.contextMenu.addListener( function( element, selection )
 					{
+						if ( !element || element.isReadOnly() )
+							return null;
+
 						while ( element )
 						{
 							var name = element.getName();