NetworkManager does not bring convenience-closing interface eth0: Error: Disconnecting device ' eth0 '

A colleague installed a virtual machine that installs the centos6.3 on the virtual machine and configures the correct IP address, but the following error always occurs when restarting the network:

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If you want to prevent the system from restarting again, the only way to do this is to shut down the service.

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NetworkManager does not bring convenience-closing interface eth0: Error: Disconnecting device ' eth0 '