PHP5 FastCGI Process Manager (php5-fpm) hangs on start/restart

Starting php5-fpm (5.3.17-1~dotdeb.0 & below) hangs/fails on Debian Squeeze.

Possible errors:
– Restarting PHP5 FastCGI Process Manager: php5-fpm failed!

Commenting out or removing “php5-pspell” module fixed it for me.

http://www.dotdeb.org/2012/09/16/php-5-4-7-and-php-5-3-17/