strange java.lang.SecurityException (android)

[Meeh]

java.lang.SecurityException: 
  at android.os.Parcel.readException (Parcel.java:1620)
  at android.os.Parcel.readException (Parcel.java:1573)
  at android.app.ActivityManagerProxy.startActivity (ActivityManagerNative.java:3131)
  at android.app.Instrumentation.execStartActivity (Instrumentation.java:1669)
  at android.app.Activity.startActivityForResult (Activity.java:4915)
  at android.view.View.startActivityForResult (View.java:5851)
  at android.widget.Editor$ProcessTextIntentActionsHandler.fireIntent (Editor.java:6360)
  at android.widget.Editor$ProcessTextIntentActionsHandler.performMenuItemAction (Editor.java:6314)
  at android.widget.Editor$TextActionModeCallback.onActionItemClicked (Editor.java:3659)
  at com.android.internal.policy.PhoneWindow$DecorView$ActionModeCallback2Wrapper.onActionItemClicked (PhoneWindow.java:4234)
  at com.android.internal.view.FloatingActionMode$4.onMenuItemSelected (FloatingActionMode.java:108)
  at com.android.internal.view.menu.MenuBuilder.dispatchMenuItemSelected (MenuBuilder.java:801)
  at com.android.internal.view.menu.MenuItemImpl.invoke (MenuItemImpl.java:155)
  at com.android.internal.view.menu.MenuBuilder.performItemAction (MenuBuilder.java:954)
  at com.android.internal.view.menu.MenuBuilder.performItemAction (MenuBuilder.java:944)
  at com.android.internal.view.FloatingActionMode$5.onMenuItemClick (FloatingActionMode.java:136)
  at com.android.internal.widget.FloatingToolbar$FloatingToolbarOverflowPanel$2.onItemClick (FloatingToolbar.java:1724)
  at android.widget.AdapterView.performItemClick (AdapterView.java:345)
  at android.widget.AbsListView.performItemClick (AbsListView.java:1547)
  at android.widget.AbsListView$PerformClick.run (AbsListView.java:3821)
  at android.widget.AbsListView$3.run (AbsListView.java:5843)
  at android.os.Handler.handleCallback (Handler.java:739)
  at android.os.Handler.dispatchMessage (Handler.java:95)
  at android.os.Looper.loop (Looper.java:158)
  at android.app.ActivityThread.main (ActivityThread.java:7225)
  at java.lang.reflect.Method.invoke (Native Method)
  at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run (ZygoteInit.java:1230)
  at com.android.internal.os.ZygoteInit.main (ZygoteInit.java:1120)

[zzz]

No i2p classes in stack trace, no clues

[zzz]

​https://stackoverflow.com/questions/19829507/android-java-lang-securityexception-permission-denial-starting-intent

do we need to add android:exported="true" somewhere in the manifest? If so, which activity?

[zzz]

Could this possibly be reproduced by having a browser set up, not starting our app or router, then browsing to a i2p url?