CentOS: Unable to save connection. No such method ‘Update2’

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  • Post category:IT / RedHat

Environment: CentOS 7
Using nmtui to configure ip address for an interface

Issue: Fails to save the IP configuration on an interface with the following error:
Unable to save the connection. No such method ‘Update2’

Resolution:
[root@centos ~]# systemctl restart NetworkManager

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