Version 4.3.6

system/Xml/SimpleXML.php

@@ -147,7 +147,7 @@ class _SimpleXML extends \SimpleXMLElement
 			{
 				$name = mb_substr( $name, 0, mb_strlen( $name ) - 2 );
 			}
-			if( mb_substr( $name, -1 ) === 's' )
+			else if( mb_substr( $name, -1 ) === 's' )
 			{
 				$name = mb_substr( $name, 0, mb_strlen( $name ) - 1 );
 			}