Now an error is raised if no command has been started previously
Now an error is raised if no command has been started previously

dg-ratiodata/aruba,cucumber/aruba,maxmeyer/aruba,dg-ratiodata/aruba,mvz/aruba,AdrieanKhisbe/aruba,AdrieanKhisbe/aruba,dg-ratiodata/aruba,jasnow/aruba,jasnow/aruba,jasnow/aruba,AdrieanKhisbe/aruba,mvz/aruba,jasnow/aruba,AdrieanKhisbe/aruba,dg-ratiodata/aruba,maxmeyer/aruba