Results 3 comments of David

> > > Do you have these options available in the classic Notebook (make sure to launch classic notebook using the JLab Help menu)? Yes, the classic Notebook works fine...

Is this problem had a solution? I have got the same issue when trying to run application with cowboy that way: ``` REBAR3_COMPILED_EBIN_DIRS="jsx/ebin ranch/ebin cowlib/ebin cowboy/ebin nerlnetApp/ebin" cd $NERLNET_APP_BUILD_DIR erl...