On Wed, Aug 17, 2016 at 8:40 AM, Jason Ives wrote:
In Android M the MAC address seems to be no longer accessible ( https://developer.android.com/about/versions/marshmallow/android-6.0-
changes.html#behavior-hardware-id), so we are getting 02:00:00:00:00:00
as the deviceid for almost all of our tablets in the field. Not expecting
an immediate solution to this, but just letting you know since you may want
to tweak the deviceid stack in the future.