Cant be for sure but it sounds like your sdcard may have been corrupted. if you haven't got a lot of time into your current project i would just reformat the card and do a fresh install. It is easy to corrupt a card it only takes one time of shutting a pi down improperly to corrupt one.
I was having a problem saving to a usb device as well. My problem ended up being a permissions problem where I was not the "owner" of the drive. If you think this is your problem try this command: chown username:username /media/Disk use your user name where it says user name and the name of the medi...
Hello my name is Devin, just thought would share with you all my amazement at how far the Raspberry Pi has come. As soon as I received the Raspberry Pi 3 in the mail I wanted it to replace my laptop as my main device and I'm pleased to say after a week its still booted up with Ubuntu Mate 15.10 as I...