Index: branches/5.2.x/core/units/helpers/fck_helper.php
===================================================================
--- branches/5.2.x/core/units/helpers/fck_helper.php
+++ branches/5.2.x/core/units/helpers/fck_helper.php
@@ -417,7 +417,7 @@
 			'blur' => 'function(ev) { $("body").trigger("InlineEditor.Blur", [ev]); }',
 		);
 
-		return $editor->inline($editor_name, Array (), $events);
+		return $editor->inline($editor_name, array('removePlugins' => 'codemirror'), $events);
 	}
 
 	/**