Revision control
++ ?xml version="1.0" encoding="UTF-8"?>
++ <scxml xmlns="http://www.w3.org/2005/07/scxml" version="1.0" binding="early" xmlns:qt="http://www.qt.io/2015/02/scxml-ext" datamodel="ecmascript" name="NestedError" qt:editorversion="15.0.1" initial="Problem">
++ <state id="Problem">
++ <transition type="external" target="FinalState"/>
++ </state>
++ </scxml>