centos 网卡启动故障

# centos 网卡不能启动

 

centos 7系统网络故障，日志内容：
localhost network: Bringing up interface eth0:  Error: Could not create NMClient object: GDBus.Error:org.freedesktop.DBus.Error.UnknownMethod: Method "GetManagedObjects" with signature "" on interface "org.freedesktop.DBus.ObjectManager" doesn't exist

解决方法：
systemctl stop NetworkManager ；systemctl disable NetworkManager
然后
systemctl restart network