I was going through my logs and I'm seeing a ton of these in my error log. Could somebody shed some light as to what causes it:
[Mon Nov 25 14:53:32 2002] [notice] SIGUSR1 received. Doing graceful restart
[Mon Nov 25 14:53:32 2002] [notice] cannot use a full URL in a 401 ErrorDocument directive --- ignoring!
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:32 2002] [notice] SIGUSR1 received. Doing graceful restart
[Mon Nov 25 14:53:32 2002] [notice] cannot use a full URL in a 401 ErrorDocument directive --- ignoring!
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts
[Mon Nov 25 14:53:33 2002] [warn] NameVirtualHost 205.214.*.*:80 has no VirtualHosts