Issues with device control and failures in automations have been resolved. Healthy hubs should no longer display an offline status and device states should update correctly.
Please contact us via support.smartthings.com if you have any questions.
Feb 28, 10:16 UTC
Some users in the Americas may be seeing issues with device control and failures in automations. During this time, device state may not update correctly and hub states may also show offline. We are investigating and will provide updates as available.
Feb 28, 07:30 UTC
Something is not quite right. We're looking into it and will provide additional details as they become available.
Feb 28, 07:20 UTC