No bootable device on my endless laptop

[Daniel]

Sorry for the difficulty here. The repair process is detailed in another thread:

Error no such device ostree

Hello @cho2, hello @sendy! Firstly, sorry for the problem you are experiencing and thanks for reporting it. As @wjt said, there was a bug on the 3.5.0 update process that made some machines unable to boot. We pulled off 3.5.0 from our servers and will soon publish 3.5.1 which does not contain that bug. Still, some manual intervention will be necessary to recover affected machines. We published a script that can be run from a Live USB / DVD environment which should fix the problem and make the ab…