// java.lang.IllegalArgumentException: requirement failed: Invalid address length (was 0)
// at scala.Predef$.require(Predef.scala:224)
// at com.nutomic.ensichat.core.routing.Address.<init>(Address.scala:29)
// at com.nutomic.ensichat.core.routing.Address.<init>(Address.scala:35)
// at com.nutomic.ensichat.core.util.Crypto.localAddress(Crypto.scala:327)
// at com.nutomic.ensichat.fragments.ContactsFragment.onOptionsItemSelected(ContactsFragment.scala:103)
// at android.app.Fragment.performOptionsItemSelected(Fragment.java:2326)
// at android.app.FragmentManagerImpl.dispatchOptionsItemSelected(FragmentManager.java:2072)
// at android.app.FragmentController.dispatchOptionsItemSelected(FragmentController.java:290)
// at android.app.Activity.onMenuItemSelected(Activity.java:2917)
// at android.support.v4.app.FragmentActivity.onMenuItemSelected(FragmentActivity.java:406)
// at android.support.v7.app.AppCompatActivity.onMenuItemSelected(AppCompatActivity.java:195)
// at android.support.v7.view.WindowCallbackWrapper.onMenuItemSelected(WindowCallbackWrapper.java:103)
// at android.support.v7.view.WindowCallbackWrapper.onMenuItemSelected(WindowCallbackWrapper.java:103)
// at android.support.v7.app.ToolbarActionBar$2.onMenuItemClick(ToolbarActionBar.java:69)
// at android.support.v7.widget.Toolbar$1.onMenuItemClick(Toolbar.java:203)
// at android.support.v7.widget.ActionMenuView$MenuBuilderCallback.onMenuItemSelected(ActionMenuView.java:759)
// at android.support.v7.view.menu.MenuBuilder.dispatchMenuItemSelected(MenuBuilder.java:810)
// at android.support.v7.view.menu.MenuItemImpl.invoke(MenuItemImpl.java:152)
// at android.support.v7.view.menu.MenuBuilder.performItemAction(MenuBuilder.java:957)
// at android.support.v7.view.menu.MenuPopup.onItemClick(MenuPopup.java:127)
// at android.widget.AdapterView.performItemClick(AdapterView.java:310)
// at android.widget.AbsListView.performItemClick(AbsListView.java:1145)
// at android.widget.AbsListView$PerformClick.run(AbsListView.java:3066)
// at android.widget.AbsListView$3.run(AbsListView.java:3903)
// at android.os.Handler.handleCallback(Handler.java:739)
// at android.os.Handler.dispatchMessage(Handler.java:95)
// at android.os.Looper.loop(Looper.java:148)
// at android.app.ActivityThread.main(ActivityThread.java:5417)
// at java.lang.reflect.Method.invoke(Native Method)
// at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:726)
// at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:616)