Hi, Idem with Ubuntu 12.04, mysqlnd extension does ont appears in phpinfo().
What I've done: Ubuntu 12.04 Server 64 bits (french tongue) apt-get update && apt-get dist-upgrade apt-get install gnome-desktop tasksel: chosen LAMP added your ppa Installed php5-mysqlnd 5.4.4 from ubuntu's software center I surely missed the same merror message encountered by CSRedHat member. One PHP 5.4 interesting new feature is the mysqlnd extension enabled by default. May you see to fix this soon, please :'-( -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to php5 in Ubuntu. https://bugs.launchpad.net/bugs/1024355 Title: package php5-mysqlnd 5.4.4-1ubuntu1 failed to install/upgrade: subprocess post-installation script returned error exit status 4 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/php5/+bug/1024355/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs