Commit aaa9f9fb authored by roangel's avatar roangel
Browse files

added error message to teachers GUI

parent 141188c0
......@@ -34,7 +34,10 @@ bool rosNodeThread::init()
ros::init(m_Init_argc, m_pInit_argv, m_node_name); // my_GUI is the name of this node
if (!ros::master::check())
ROS_ERROR("No master found. Please make sure that there is a master roscore running");
return false; // do not start without ros.
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