Pinephone woon't stay registered

[jhasler]

Update: Reinstalled the latest weekly and upgraded. Now the log cycles through

Apr 02 15:47:27 mobian ModemManager[578]: <warn> [modem0] couldn't load operator code: Current operator MCC/MNC is still unknown
Apr 02 15:47:27 mobian ModemManager[578]: <warn> [modem0] couldn't load operator name: Current operator id is still unknown
Apr 02 15:47:48 mobian ModemManager[578]: <info> [modem0] 3GPP registration state changed (unknown -> idle)
Apr 02 15:47:48 mobian ModemManager[578]: <info> [modem0] 3GPP registration state changed (idle -> registering)
Apr 02 15:47:48 mobian ModemManager[578]: <info> [modem0] 3GPP registration state changed (registering -> home)
Apr 02 15:47:48 mobian ModemManager[578]: <info> [modem0] state changed (enabled -> registered)
Apr 02 15:48:05 mobian ModemManager[578]: <info> [modem0] 3GPP registration state changed (home -> unknown)
Apr 02 15:48:05 mobian ModemManager[578]: <info> [modem0] state changed (registered -> enabled)

I'm no longer ever able to complete or receive a call.

Immediately after rebooting I see:

Apr 02 15:44:27 mobian ModemManager[578]: [/dev/cdc-wdm0] Registered 'pdc' (version 1.0) client with ID '1'
Apr 02 15:44:27 mobian ModemManager[578]: [/dev/cdc-wdm0] Allocating new client ID...
Apr 02 15:44:27 mobian ModemManager[578]: [/dev/cdc-wdm0] Registered 'voice' (version 2.1) client with ID '3'
Apr 02 15:44:29 mobian ModemManager[578]: <warn> [modem0] couldn't query SIM slots: QMI protocol error (94): 'NotSupported'
Apr 02 15:44:29 mobian ModemManager[578]: <warn> [modem0/sim0] couldn't load operator identifier: Couldn't get home network: QMI protocol error (16): 'NotProvisioned'
Apr 02 15:44:29 mobian ModemManager[578]: <warn> [modem0/sim0] couldn't load operator name: Couldn't get home network: QMI protocol error (16): 'NotProvisioned'