Because of the no-starting: see bug 21377 (which refers to /etc/default/apache2 where you perhaps have NO_START=1. Otherwise, add debug output to the /etc/init.d/apache2 start script to see why it silently fails.
Because of the no-starting: see bug 21377 (which refers to /etc/default/ apache2 where you perhaps have NO_START=1.
Otherwise, add debug output to the /etc/init.d/apache2 start script to see why it silently fails.