Not connecting to nRFCloud

Hi, we have an nRF9160DK (0.8.3) and it does not connect to the nrfcloud.

We have updated to the latest firmware 1.0.0

We only have nb-iot here so we  didn't use the iBasis sim, instead using a vodafone V-Sim (which is active). 

Are we missing a step here?

Thanks