#497 NullPointerException in VCalendar.setServerAllday()

[James Baldassari]

With DavMail Gateway 4.1.0-2042 I see an error notification every couple minutes with the following details:

Date: Tue Feb 05 13:29:42 EST 2013 (1360088982208)
Thread: CaldavConnection-34645
Message #: 81152
Level: ERROR
NDC:
Category: davmail
Message: java.lang.NullPointerException
Location: davmail.ui.tray.DavGatewayTray.displayMessage(DavGatewayTray.java:113)
Thrown:
java.lang.NullPointerException
at davmail.exchange.VCalendar.setServerAllday(VCalendar.java:364)
at davmail.exchange.VCalendar.fixVCalendar(VCalendar.java:289)
at davmail.exchange.ExchangeSession$Event.fixICS(ExchangeSession.java:2485)
at davmail.exchange.ExchangeSession$Event.<init>(ExchangeSession.java:2372)
at davmail.exchange.ews.EwsExchangeSession$Event.<init>(EwsExchangeSession.java:1365)
at davmail.exchange.ews.EwsExchangeSession.internalCreateOrUpdateEvent(EwsExchangeSession.java:1996)
at davmail.exchange.ExchangeSession.createOrUpdateItem(ExchangeSession.java:2979)
at davmail.caldav.CaldavConnection.handleFolderOrItem(CaldavConnection.java:284)
at davmail.caldav.CaldavConnection.handleRequest(CaldavConnection.java:222)
at davmail.caldav.CaldavConnection.run(CaldavConnection.java:171)

[Mickael Guessant]

This can only happen with a broken event without start and/or end date