File bnc-449905-crash-on-start-up.diff of Package evolution-mono-providers

commit cd630f73885bbe4ede71fc0551188c6611cad40f
Author: chenthill <chen@rocky.blr.novell.com>
Date:   Mon Dec 1 14:14:59 2008 +0530

    Fixes bug #449905

diff --git a/calendar/backends/sharepoint/Sharepoint.cs b/calendar/backends/sharepoint/Sharepoint.cs
index 259c8a2..cb7c580 100644
--- a/calendar/backends/sharepoint/Sharepoint.cs
+++ b/calendar/backends/sharepoint/Sharepoint.cs
@@ -125,7 +125,8 @@ namespace SharePoint {
 
 				if (backend == null)
 					backend = new CalBackend (raw);
-			
+
+				GC.KeepAlive (backend);
 				Evolution.Source source = backend.Source;
 				string user = source.GetSourceProperty ("username");
 				workspaceid = source.GetSourceProperty ("workspaceid");