I was bringing up GCS, and some how I was not able to find it. Not a problem install again, and problem solved.
Not that easy...
I am running Mint KDE, and again problem with QT.
The following packages have unmet dependencies:
librepilot : Depends: qtdeclarative-abi-5-5-0
E: Unable to correct problems, you have held broken packages.
Running:
Linux zuken-lt 4.10.0-40-generic #44~16.04.1-Ubuntu SMP Thu Nov 9 15:37:44 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux