apres avoir lancer sur caparmor sans succes, la simu reste bloquée en haut de la fenetre de lancement

j ai lancé une simu locale qui ne demarre pas non plus et qui elle aussi reste coincée.

comment faire pour tout couper ?

Merci

INFO [monitor-thread] (SSHSimulatorLauncher.java:540) openSSHSession - Try to log on slehuta@caparmor-sftp:22
INFO [monitor-thread] (SSHSimulatorLauncher.java:548) openSSHSession - Ssh key found 'C:\Users\slehuta\.ssh\isis_rsa' will be used to connect to
ERROR [monitor-thread] (SimulationMonitor.java:428) run - An exception occurs during monitoring
java.lang.NullPointerException
    at java.lang.String.<init>(String.java:166) ~[?:1.8.0_77]
    at java.lang.String.valueOf(String.java:3008) ~[?:1.8.0_77]
    at fr.ifremer.isisfish.simulator.launcher.SSHSimulatorLauncher.openSSHSession(SSHSimulatorLauncher.java:573) ~[isis-fish-4.4.0.0.jar:?]
    at fr.ifremer.isisfish.simulator.launcher.SSHSimulatorLauncher.getSSHSession(SSHSimulatorLauncher.java:503) ~[isis-fish-4.4.0.0.jar:?]
    at fr.ifremer.isisfish.simulator.launcher.SSHSimulatorLauncher.simulationStopRequest(SSHSimulatorLauncher.java:220) ~[isis-fish-4.4.0.0.jar:?]
    at fr.ifremer.isisfish.simulator.launcher.SimulationMonitor.checkProgression(SimulationMonitor.java:528) ~[isis-fish-4.4.0.0.jar:?]
    at fr.ifremer.isisfish.simulator.launcher.SimulationMonitor.waitAndCheckProgression(SimulationMonitor.java:470) ~[isis-fish-4.4.0.0.jar:?]
    at fr.ifremer.isisfish.simulator.launcher.SimulationMonitor.run(SimulationMonitor.java:425) [isis-fish-4.4.0.0.jar:?]