aegir apache restart error

Restarting web server: apache2[Tue Mar 11 13:45:02 2014] [warn] NameVirtualHost *:80 has no VirtualHosts
[Tue Mar 11 13:45:02 2014] [warn] NameVirtualHost *:80 has no VirtualHosts
(98)Address already in use: make_sock: could not bind to address [::]:80
(98)Address already in use: make_sock: could not bind to address 0.0.0.0:80
no listening sockets available, shutting down
Unable to open logs
Action 'start' failed.