This bug is a duplicate of bug #50214, so please post comments on that bug.
Also, the problem is explained in the following comment:
https://bugs.launchpad.net/ubuntu/+source/network-manager/+bug/50214/comments/15
This bug is a duplicate of bug #50214, so please post comments on that bug.
Also, the problem is explained in the following comment:
https:/ /bugs.launchpad .net/ubuntu/ +source/ network- manager/ +bug/50214/ comments/ 15