diff --git a/Code.gs b/Code.gs
index 87ba8dc..6970e7f 100644
--- a/Code.gs
+++ b/Code.gs
@@ -87,15 +87,19 @@ var email = "";                        // OPTIONAL: If "emailWhenAdded" is set t
 //!!!!!!!!!!!!!!!! DO NOT EDIT BELOW HERE UNLESS YOU REALLY KNOW WHAT YOU'RE DOING !!!!!!!!!!!!!!!!!!!!
 //=====================================================================================================
 function install(){
-  //Delete any already existing triggers so we don't create excessive triggers
-  deleteAllTriggers();
-
-  if (howFrequent < 1){
-    throw "[ERROR] \"howFrequent\" must be greater than 0.";
-  }
-  else{
-    ScriptApp.newTrigger("install").timeBased().after(howFrequent * 60 * 1000).create();//Schedule next Execution
-    ScriptApp.newTrigger("startSync").timeBased().after(1000).create();//Start the sync routine
+  try{
+    //Delete any already existing triggers so we don't create excessive triggers
+    deleteAllTriggers();
+    
+    if (howFrequent < 1){
+      throw "[ERROR] \"howFrequent\" must be greater than 0.";
+    }
+    else{
+      ScriptApp.newTrigger("install").timeBased().after(howFrequent * 60 * 1000).create();//Schedule next Execution
+      ScriptApp.newTrigger("startSync").timeBased().after(1000).create();//Start the sync routine
+    }
+  }catch(e){
+    install();//Retry on error
   }
 }
 
@@ -104,6 +108,7 @@ function uninstall(){
 }
 
 var targetCalendarId;
+var targetCalendarName;
 var calendarEvents = [];
 var calendarEventsIds = [];
 var icsEventsIds = [];
@@ -123,7 +128,7 @@ function startSync(){
   sourceCalendars = condenseCalendarMap(sourceCalendars);
   for each (var calendar in sourceCalendars){
     calendarEvents = [];
-    var targetCalendarName = calendar[0];
+    targetCalendarName = calendar[0];
     var sourceCalendarURLs = calendar[1];
     var vevents;
     //------------------------ Fetch URL items ------------------------
diff --git a/Helpers.gs b/Helpers.gs
index 53b84e8..3837754 100644
--- a/Helpers.gs
+++ b/Helpers.gs
@@ -34,7 +34,7 @@ function condenseCalendarMap(calendarMap){
 function deleteAllTriggers(){
   var triggers = ScriptApp.getProjectTriggers();
   for (var i = 0; i < triggers.length; i++){
-    if (triggers[i].getHandlerFunction() == "startSync" || triggers[i].getHandlerFunction() == "install"){
+    if (triggers[i].getHandlerFunction() == "startSync" || triggers[i].getHandlerFunction() == "install" || triggers[i].getHandlerFunction() == "main"){
       ScriptApp.deleteTrigger(triggers[i]);
     }
   }
@@ -113,13 +113,30 @@ function parseResponses(responses){
     }
     
     var allEvents = component.getAllSubcomponents("vevent");
-    var calName = component.getFirstPropertyValue("name");
+    var calName = component.getFirstPropertyValue("x-wr-calname") || component.getFirstPropertyValue("name");
     if (calName != null)
       allEvents.forEach(function(event){event.addPropertyWithValue("parentCal", calName); });
 
     result = [].concat(allEvents, result);
   }
   
+  if (onlyFutureEvents){
+    result = result.filter(function(event){
+      try{
+        if (event.hasProperty('recurrence-id') || event.hasProperty('rrule') || event.hasProperty('rdate') || event.hasProperty('exdate')){
+          //Keep recurrences to properly filter them later on
+          return true;
+        }
+        var eventEnde;
+        eventEnde = new ICAL.Time.fromString(event.getFirstPropertyValue('dtend').toString());
+        eventEnde = eventEnde.adjust(1,0,0,0);//Avoid timezone issues
+        return (eventEnde.compare(startUpdateTime) >= 0);
+      }catch(e){
+        return true;
+      }
+    });
+  }
+  
   result.forEach(function(event){
     if(event.hasProperty('recurrence-id')){
       icsEventsIds.push(event.getFirstPropertyValue('uid').toString() + "_" + event.getFirstPropertyValue('recurrence-id').toString());
@@ -150,7 +167,8 @@ function processEvent(event, calendarTz){
   //------------------------ Save instance overrides ------------------------
   //----------- To make sure the parent event is actually created -----------
   if (event.hasProperty('recurrence-id')){
-    newEvent.recurringEventId = event.getFirstPropertyValue('recurrence-id').toString();
+    var recID = new ICAL.Time.fromDateTimeString(event.getFirstPropertyValue('recurrence-id').toString(), event.getFirstProperty('recurrence-id'));
+    newEvent.recurringEventId = recID.convertToZone(ICAL.TimezoneService.get('UTC')).toString();
     Logger.log("Saving event instance for later: " + newEvent.recurringEventId);
     newEvent.extendedProperties.private['rec-id'] = newEvent.extendedProperties.private['id'] + "_" + newEvent.recurringEventId;
     recurringEvents.push(newEvent);
@@ -281,7 +299,7 @@ function createEvent(event, calendarTz){
       newEvent.status = status;
   }
 
-  if (event.hasProperty('url')){
+  if (event.hasProperty('url') && event.getFirstPropertyValue('url').toString() != ''){
     newEvent.source = Calendar.newEventSource()
     newEvent.source.url = event.getFirstPropertyValue('url').toString();
   }
@@ -295,8 +313,8 @@ function createEvent(event, calendarTz){
   else if (event.hasProperty('summary'))
     newEvent.summary = icalEvent.summary;
 
-  if (addOrganizerToTitle){
-    var organizer = parseOrganizerName(event.toString());   
+  if (addOrganizerToTitle && event.hasProperty('organizer')){
+    var organizer = event.getFirstProperty('organizer').getParameter('cn').toString();   
     if (organizer != null)
       newEvent.summary = organizer + ": " + newEvent.summary;
   }
@@ -672,28 +690,6 @@ function parseAttendeeResp(veventString){
   }
 }
 
-/**
- * Parses the provided string to find the name of the event organizer.
- * Will return null if no name is found.
- *
- * @param {string} veventString - The string to parse
- * @return {?String} The organizer's name found in the string, null if no name was found
- */
-function parseOrganizerName(veventString){
-  /*A regex match is necessary here because ICAL.js doesn't let us directly
-  * get the "CN" part of an ORGANIZER property. With something like
-  * ORGANIZER;CN="Sally Example":mailto:sally@example.com
-  * VEVENT.getFirstPropertyValue('organizer') returns "mailto:sally@example.com".
-  * Therefore we have to use a regex match on the VEVENT string instead
-  */
-  
-  var nameMatch = RegExp("organizer(?:;|:)cn=(.*?):", "gi").exec(veventString);
-  if (nameMatch != null && nameMatch.length > 1)
-    return nameMatch[1];
-  else
-    return null;
-}
-
 /**
  * Parses the provided string to find the notification time of an event.
  * Will return 0 by default.
@@ -773,7 +769,7 @@ function checkForUpdate(){
   var alreadyAlerted = PropertiesService.getScriptProperties().getProperty("alertedForNewVersion");
   if (alreadyAlerted == null){
     try{
-      var thisVersion = 5.0;
+      var thisVersion = 5.1;
       var html = UrlFetchApp.fetch("https://github.com/derekantrican/GAS-ICS-Sync/releases");
       var regex = RegExp("<a.*title=\"\\d\\.\\d\">","g");
       var latestRelease = regex.exec(html)[0];
@@ -790,4 +786,4 @@ function checkForUpdate(){
     }
     catch(e){}
   }
-}
\ No newline at end of file
+}