Starting httpd2 (prefork) httpd2-prefork: Syntax error on line 113 of /etc/apache2/httpd.conf: Syntax error on line 27 of /etc/apache2/sysconfig.d/loadmodule.conf: Cannot load /usr/lib/apache2-prefork/mod_dav_fs.so into server: /usr/lib/apache2-prefork/mod_dav_fs.so: undefined symbol: dav_hook_gather_propsets

The command line was:
/usr/sbin/httpd2-prefork -f /etc/apache2/httpd.conf -DSSL
                                                                     failed