Thread:Project:Support desk/Fatal error update to Mediawii 1.23: DatabaseBase::factory no viable database extension found for type 'mysql'

Hi can you help me? I have this error when call the script for Update from the new directory of mediawiki/opt/unbit/php555/bin/php maintenance/update.php [no req]

but I verified taht the Mysql is supported because with a test php info file I see PHP Version 5.4.19 mysql

MySQL Support	enabled Client API version	5.5.9 ...