ok never mind, think I had the same issue described in issue #477 https://github.com/ethereum/solidity/issues/477#issuecomment-206313939
Resolved it by downloading https://build.ethdev.com/cpp-binaries-data/release-1.2.3/Ethereum.dmg
and copying the described file: libjsoncpp.dylib from AlethOne/Contents/Frameworks/libjsoncpp.dylib
now it ...
Since you built the source yourself, I recommend rebuilding with debugging symbols and then using gdb to capture detailed crash info. Submit that info as a bug report to cpp-ethereum and they will eventually fix it.
In the interim, an easier thing to do is probably to download a pre-compiled version and see if it still has problems. If it does, then your ...
For me on Ubuntu 16.04 with AMD cards, I installed Ubuntu server, I did NOT install X on it, and I'm using amdgpu-pro 16.30 drivers.
ethminer works perfectly from a systemd recipe running as a non-root user. I never have to login to the machine.
On Ubuntu 14.04 it is necessary to start X, and from ~/.xsession invoke ethminer (using fglrx), but this is not ...
See if the following works:
Here a script to start ethminer in the background. You should be able to run this script from your physical terminal or remotely over SSH.
Save the following text into $HOME/bin/runEthminer. You may have to run the command mkdir $HOME/bin first and you will have to customise your ethminer command line or the FARMURL environment ...