<div dir="ltr">I've created kernel and gadget snaps for my new board. I successfully deployed the image created by ubuntu-image into the emmc of my board. I can complete the device configuration (console-conf terminates with the message "Congratulations! This device is now registered to" ...). Logging into my device and typing: snap changes I obtain the following output: ID Status Spawn Ready Summary 1 Done 2017-01-30T09:02:08Z 2017-01-30T09:04:08Z Initialize system state 2 Doing 2017-01-30T09:02:18Z - Initialize device The system change with ID 2 ("Initialize device") seems to be in progress. More in detail with the command: snap change 2 I obtain: Status Spawn Ready Summary Done 2017-01-30T09:02:18Z 2017-01-30T09:04:08Z Generate device key Doing 2017-01-30T09:02:18Z - Request device serial ...................................................................... Request device serial 2017-01-30T09:24:06Z ERROR cannot deliver device serial request: unexpected status 400 2017-01-30T09:25:09Z ERROR cannot deliver device serial request: unexpected status 400 2017-01-30T09:26:12Z ERROR cannot deliver device serial request: unexpected status 400 2017-01-30T09:27:15Z ERROR cannot deliver device serial request: unexpected status 400 [...] Am I missing something in my gadget snap implementation? Is only an Ubuntu server side problem? Regards, Bruno</div>