Error while adding meetup calendar to ICSx5 or DavX5

[vortexmak]

Steps to reproduce:

1. Go to meetup.com > My Events
2. Click on Sync Calendar > Outlook . Copy the link
3. In ICS X5 , click on + button and paste link in ICSX5 in URL box
4. Click on Next arrow on top right

Observed behavior

1. Error message "Couldn't parse iCalendar

Couldn't parse iCalendar

at.bitfire.ical4android.InvalidCalendarException: Couldn't parse iCalendar
	at at.bitfire.ical4android.ICalendar$Companion.fromReader(ICalendar.kt:84)
	at at.bitfire.ical4android.Event$Companion.eventsFromReader(Event.kt:84)
	at at.bitfire.icsdroid.ui.AddCalendarValidationFragment$ValidationModel$initialize$downloader$1.onSuccess(AddCalendarValidationFragment.kt:114)
	at at.bitfire.icsdroid.CalendarFetcher.fetchNetwork(CalendarFetcher.kt:133)
	at at.bitfire.icsdroid.CalendarFetcher.onRedirect(CalendarFetcher.kt:79)
	at at.bitfire.icsdroid.CalendarFetcher.fetchNetwork(CalendarFetcher.kt:147)
	at at.bitfire.icsdroid.CalendarFetcher.run(CalendarFetcher.kt:44)
	at java.lang.Thread.run(Thread.java:764)
Caused by: net.fortuna.ical4j.data.ParserException: Error at line 149:Attempt to invoke virtual method 'void java.util.Calendar.setTimeZone(java.util.TimeZone)' on a null object reference
	at net.fortuna.ical4j.data.CalendarParserImpl.parse(CalendarParserImpl.java:162)
	at net.fortuna.ical4j.data.CalendarBuilder.build(CalendarBuilder.java:183)
	at net.fortuna.ical4j.data.CalendarBuilder.build(CalendarBuilder.java:171)
	at at.bitfire.ical4android.ICalendar$Companion.fromReader(ICalendar.kt:82)
	... 7 more
Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'void java.util.Calendar.setTimeZone(java.util.TimeZone)' on a null object reference
	at java.text.DateFormat.setTimeZone(DateFormat.java:690)
	at net.fortuna.ical4j.model.Iso8601.<init>(Iso8601.java:78)
	at net.fortuna.ical4j.model.Date.<init>(Date.java:150)
	at net.fortuna.ical4j.model.DateTime.<init>(DateTime.java:262)
	at net.fortuna.ical4j.model.TimeZone.inDaylightTime(TimeZone.java:143)
	at java.util.TimeZone.getOffsets(TimeZone.java:246)
	at java.util.GregorianCalendar.adjustForZoneAndDaylightSavingsTime(GregorianCalendar.java:2916)
	at java.util.GregorianCalendar.computeTime(GregorianCalendar.java:2807)
	at java.util.Calendar.updateTime(Calendar.java:3397)
	at java.util.Calendar.getTimeInMillis(Calendar.java:1761)
	at java.util.Calendar.getTime(Calendar.java:1734)
	at java.text.SimpleDateFormat.parseInternal(SimpleDateFormat.java:1633)
	at java.text.SimpleDateFormat.parse(SimpleDateFormat.java:1528)
	at java.text.DateFormat.parse(DateFormat.java:360)
	at net.fortuna.ical4j.model.DateTime.setTime(DateTime.java:418)
	at net.fortuna.ical4j.model.DateTime.<init>(DateTime.java:325)
	at net.fortuna.ical4j.model.property.DateProperty.setValue(DateProperty.java:138)
	at net.fortuna.ical4j.data.DefaultContentHandler.resolveTimezones(DefaultContentHandler.java:218)
	at net.fortuna.ical4j.data.DefaultContentHandler.endCalendar(DefaultContentHandler.java:86)
	at net.fortuna.ical4j.data.CalendarParserImpl.parseCalendar(CalendarParserImpl.java:130)
	at net.fortuna.ical4j.data.CalendarParserImpl.parseCalendarList(CalendarParserImpl.java:184)
	at net.fortuna.ical4j.data.CalendarParserImpl.parse(CalendarParserImpl.java:153)
	... 10 more`

[rfc2822]

Hi,

Are you using Android 8? Sounds like https://www.davx5.com/faq/java-lang-nullpointerexception-java-util-gettimezone