rianne@rianne-OXYL015:~$ sudo a2enmod perl
Enabling module perl.
To activate the new configuration, you need to run:
  service apache2 restart
rianne@rianne-OXYL015:~$ service apache2 restart
ulimit: 88: error setting limit (Operation not permitted)
apache2: Syntax error on line 203 of /etc/apache2/apache2.conf: Syntax error on line 1 of /etc/apache2/mods-enabled/perl.load: Cannot load /usr/lib/apache2/modules/mod_perl.so into server: /usr/lib/apache2/modules/mod_perl.so: cannot open shared object file: No such file or directory
Action 'configtest' failed.
The Apache error log may have more information.
   ...fail!