Error starting shell: Stream closed

[sitakanta136]

App Terminated :

E/SshPlugin(20833): Error starting shell: Stream closed
D/AndroidRuntime(20833): Shutting down VM
E/AndroidRuntime(20833): FATAL EXCEPTION: main
E/AndroidRuntime(20833): Process: com.parker.servicetool, PID: 20833
E/AndroidRuntime(20833): java.lang.IllegalStateException: Reply already submitted
E/AndroidRuntime(20833): at io.flutter.embedding.engine.dart.DartMessenger$Reply.reply(DartMessenger.java:431)
E/AndroidRuntime(20833): at io.flutter.plugin.common.MethodChannel$IncomingMethodCallHandler$1.error(MethodChannel.java:272)
E/AndroidRuntime(20833): at sq.flutter.ssh.SshPlugin$MethodResultWrapper$2.run(SshPlugin.java:81)
E/AndroidRuntime(20833): at android.os.Handler.handleCallback(Handler.java:938)
E/AndroidRuntime(20833): at android.os.Handler.dispatchMessage(Handler.java:99)
E/AndroidRuntime(20833): at android.os.Looper.loop(Looper.java:236)
E/AndroidRuntime(20833): at android.app.ActivityThread.main(ActivityThread.java:7889)
E/AndroidRuntime(20833): at java.lang.reflect.Method.invoke(Native Method)
E/AndroidRuntime(20833): at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:600)
E/AndroidRuntime(20833): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:967)
I/Process (20833): Sending signal. PID: 20833 SIG: 9
Lost connection to device.

How to handle this error.