rem: var eventStartDate = new Date( calendarEvent.start.getTime() ); 
add: if( calendarEvent.start ) { var eventStartDate = new Date( calendarEvent.start.getTime() ); } else var eventStartDate = new Date( calendarEvent.event.start.getTime() );  
context: function getNextOrPreviousRecurrence( calendarEvent ){   if( calendarEvent.recur )   {      var now = new Date();      var result = new Object();      var isValid = calendarEvent.getNextRecurrence( now.getTime(), result );      if( isValid )      {         var eventStartDate = new Date( result.value );      }      else      {         isValid = calendarEvent.getPreviousOccurrence( now.getTime(), result );                  var eventStartDate = new Date( result.value );      }   }      if( !isValid || !calendarEvent.recur )   {      var eventStartDate = new Date( calendarEvent.start.getTime() );   }         return eventStartDate;}
meta: 8395	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/8395/eccfe24949238ab11afd71e280a2c50fe7ee3ea0/calendarEvent.js/clean/calendar/resources/content/calendarEvent.js