java.lang.IndexOutOfBoundsException: Invalid index 1, size is 1

[galadril]

java.lang.IndexOutOfBoundsException: Invalid index 1, size is 1
    at java.util.ArrayList.throwIndexOutOfBoundsException(ArrayList.java:255)
    at java.util.ArrayList.get(ArrayList.java:308)
    at nl.hnogames.domoticz.Adapters.ServerAdapter$2.onCheckedChanged(ServerAdapter.java:127)
    at android.widget.CompoundButton.setChecked(CompoundButton.java:165)
    at android.widget.CompoundButton.toggle(CompoundButton.java:118)
    at android.widget.CompoundButton.performClick(CompoundButton.java:123)
    at android.view.View$PerformClick.run(View.java:22526)
    at android.os.Handler.handleCallback(Handler.java:739)
    at android.os.Handler.dispatchMessage(Handler.java:95)
    at android.os.Looper.loop(Looper.java:158)
    at android.app.ActivityThread.main(ActivityThread.java:7229)
    at java.lang.reflect.Method.invoke(Native Method)
    at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1230)
    at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1120)