Thread:Extension talk:S5SlideShow/Error message with MW 1.17 and S5SlideShow

After the installation of S5SlideShow, instead of a display of slides a large amount of error message showed such as:

Notice: Undefined index: br in ...\extensions\S5SlideShow\DOMParseUtils.php on line 141

Notice: Undefined index: br in ...\extensions\S5SlideShow\DOMParseUtils.php on line 141

Warning: Cannot modify header information - headers already sent by (output started at ...\extensions\S5SlideShow\DOMParseUtils.php:141) in ...\includes\WebResponse.php on line 22