here is the logs :
Platform not licensed.
Application name not licensed.
Application name: Ubudu.bob-jcd
libc++abi.dylib: terminating with uncaught exception of type std::out_of_range: basic_string
It was working fine until then.
Apparently the issue came from the configuration of the project, don't know exactly what though. I fixed it by pulling an older version of my app.