root@imperium:/home/yann/dev/snappy# sudo ubuntu-device-flash core 15.04 -o my-snappy.img --channel edge --oem $PWD/snappy-systems/beagleblack/beagleblack_2.0_all.snap --developer-mode --enable-ssh --device-part=./device/device-e9a5fe3f7514c17b6d4f89e23aa1c5a7c298100be190899d4848e723a75f99a9.tar.xz 
Determining oem configuration
/home/yann/dev/snappy/snappy-systems/beagleblack/beagleblack_2.0_all.snap failed to install: exit status 2