Start tileatlas Error in : can't open display "lxplus0053.cern.ch:48.0", switching to batch mode... In case you run from a remote ssh session, reconnect with ssh -Y (const int)1001 Error in : can't open display "lxplus0053.cern.ch:48.0", switching to batch mode... In case you run from a remote ssh session, reconnect with ssh -Y (const int)1001 Error in : can't open display "lxplus0053.cern.ch:48.0", switching to batch mode... In case you run from a remote ssh session, reconnect with ssh -Y (const int)1001