Error including libraries: Can't use 'defined(@array)' (Maybe you should just omit the defined()?) at /home/horror/samhain.com/cgi-bin/halloween/admin/db_utils.pl line 341.
Compilation failed in require at /home/horror/samhain.com/cgi-bin/halloween/search.cgi line 37.

Make sure they exist, permissions are set properly, and paths are set correctly.