ini_set(\'memory_limit\', \'128M\'); // Returns false; memory_limit unchanged
I wasn\'t able to find a list of things that can cause this. So far I
If it's not the PHP version problem posted already try checking that there's nothing on the machine preventing your from raising this limit.
How to check whether Suhosin is installed?
edit (after establishing that Suhosin is installed):
Config details are here: http://www.hardened-php.net/suhosin/configuration.html
I suspect there'll be a file in /etc/php.d/
that you can edit to increase the memory limit bounds. The config variable you need to edit is: suhosin.memory_limit