Update. It looks like it happens when the phone loses connection to the cellular network.
It's the same as https://bugs.launchpad.net/ubuntu/+source/network- manager/+bug/1565717 although it's marked as fixed.... -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1606796 Title: Telephone services (calls, sms) stops working after a while To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ofono/+bug/1606796/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
