Error:no suitable device Found:no device found for connection "System eth0"

Environment Description:

In virtual machine VMS, centos6.6 's operating system

Fault Description:

Vi/etc/sysconfig/network-scripts/ifcfg-eth0

An error occurred after modifying the IP address of the virtual machine and when restarting the NIC using service network restart: error:no suitable device found:no device found for connection "Sys TEM eth0 "

Workaround:

Based on this error, looked up on the internet, found a lot of friends have encountered, this error using the 2nd way to solve.

1, delete the/etc/udev/rules.d/70-persistent-net.rules file, and restart the system.

2, if the above does not work   (This method is recommended)
    (1), ifconfig  -a View the value of the physical Mac hwaddr

(2), vim Edit file/etc/sysconfig/network-script/ifcfg-eth0 modified Ifconfig detected in the Mac HWADDR value;

Error:no suitable device Found:no device found for connection "System eth0"