I use 1.12 already because I have the same issue. My PHP Verison is PHP Version 5.3.3-7+squeeze17.
I’ve requested an error.log from my shared hosted.
Any other option I can do while waiting?
Warning: require_once() [function.require-once]: open_basedir restriction in effect. File(/usr/share/php/Log.php) is not within the allowed path(s): (/var/www/user/) in /piwik/core/Error.php on line 13
Warning: require_once(/usr/share/php/Log.php) [function.require-once]: failed to open stream: Operation not permitted in /piwik/core/Error.php on line 13
Fatal error: require_once() [function.require]: Failed opening required 'Log.php' (include_path='.:/usr/share/php:/usr/share/pear') /piwik/core/Error.php on line 13