Only variables should be passed by reference in autosave.module on line 63

    3.0120   67030640                               -> explode('/', 'praca') D:\bro\websites\wielkapolandia\sites\all\modules\contributions\autosave\autosave.module:63
                                                     >=> array (0 => 'praca')
    3.0121   67031408                               -> drupal_error_handler($errno = 2048, $message = 'Only variables should be passed by reference', $filename = 'D:\\bro\\websites\\wielkapolandia\\sites\\all\\modules\\contributions\\autosave\\autosave.module', $line = 63,

This line should be rewrited:

  if (end(explode('/', $_GET['q'])) == 'configure-autosave') {