Fatal error: require once()

During installation of mediawiki 1.16, you can have the bug :

Warning: require_once(includes/Defines.php) [function.require-once]: failed to open stream: No such file or directory in /mnt/155/sdb/4/5/yoursite/Wiki1.16/config/index.php on line 42

Fatal error: require_once [function.require]: Failed opening required 'includes/Defines.php' (include_path='/mnt/155/sdb/4/5/yoursite/include:.:/usr/php5/lib/php') in /mnt/155/sdb/4/5/yoursite/Wiki1.16/config/index.php on line 42

This is due to your server which could not accept the ini_set function.

This is the case for the great free charges server for French "Free.fr" !!!!

The only solution for using the 1.16 is : replace IN EVERY FILES (!!!) this:

by

example:

by

Be brave ;-)