apache hata mesajı

apache yi restart ettigimde soyle bir mesaj aliyorum ama duzgun calisiyor gibi, bir hata mi vardir ?

varsa nasil duzeltebilirim ?

/etc/init.d/apache2 restart

Restarting web server: apache2apache2: Could not reliably determine the server's fully qualified domain

name, using 192.168.2.99 for ServerName

[Thu Mar 19 12:29:34 2009] [error] VirtualHost *:80 -- mixing * ports and non-* ports with a

NameVirtualHost address is not supported, proceeding with undefined results

[Thu Mar 19 12:29:34 2009] [warn] NameVirtualHost *:0 has no VirtualHosts

[Thu Mar 19 12:29:34 2009] [warn] NameVirtualHost *:80 has no VirtualHosts

... waiting apache2: Could not reliably determine the server's fully qualified domain name, using

192.168.2.99 for ServerName

[Thu Mar 19 12:29:36 2009] [error] VirtualHost *:80 -- mixing * ports and non-* ports with a

NameVirtualHost address is not supported, proceeding with undefined results

[Thu Mar 19 12:29:36 2009] [warn] NameVirtualHost *:0 has no VirtualHosts

[Thu Mar 19 12:29:36 2009] [warn] NameVirtualHost *:80 has no VirtualHosts