Thread:Extension talk:TimedMediaHandler/Missing or misplaced files/reply

If you have installed the php-pear package (or whatever the PHP pear packe is named) and this error still occours, than PHP does not find the  file from the php-pear package. Make sure that PEAR is found. Check the include_path in My solution was to add   to my
 * http://pear.php.net/manual/en/installation.checking.php