$generated-state is not a valid selector

[feyzo]

It happens while highlighting parallel states.

<?xml version="1.0" encoding="UTF-8"?>
<scxml name="temperature" datamodel="ecmascript"
   xmlns="http://www.w3.org/2005/07/scxml"
   version="1.0">
   <datamodel>
       <data id="temperature" expr="0"/>
   </datamodel>
   <parallel id="main">
       <state id="processing">
            <transition event="fahrenheit" target="processing">
                <assign location="temperature" expr="_event ? parseInt(_event.data.data) : 0"/>
            </transition>   
       </state>
       <state>
           <state id="just_right">
                <transition target="too_hot" event="fahrenheit" cond="parseInt(_event.data.data) &gt; 90"/>
                <transition target="too_cold" event="fahrenheit" cond="parseInt(_event.data.data) &lt; 70"/>
           </state>
           <state id="too_hot">
               <transition target="just_right" event="fahrenheit" cond="parseInt(_event.data.data) &lt; 90"/>
           </state>
           <state id="too_cold">
               <transition target="just_right" event="fahrenheit" cond="parseInt(_event.data.data) &gt; 70"/>
           </state>           
       </state>
   </parallel>
</scxml>