diff -r 7091cff2ca01 -r f3933b355229 plugins/SpecialUserFuncs.php
--- a/plugins/SpecialUserFuncs.php	Sun Jul 25 11:23:09 2010 -0400
+++ b/plugins/SpecialUserFuncs.php	Mon Jul 26 20:10:01 2010 -0400
@@ -391,7 +391,8 @@
 					$get_add = '';
 					foreach ( $get_fwd as $key => $value )
 					{
-						$get_add .= "&{$key}=" . urlencode($value);
+						if ( $key != 'auth' )
+							$get_add .= "&{$key}=" . urlencode($value);
 					}
 					$get_add = ltrim($get_add, '&');
 				}