Correctly handle the situation when a GConf key can't be found

http://bugzilla.gnome.org/show_bug.cgi?id=169059

Index: beagled/GConfThreadHelper.cs
===================================================================
RCS file: /cvs/gnome/beagle/beagled/GConfThreadHelper.cs,v
retrieving revision 1.1
diff -u -B -p -r1.1 GConfThreadHelper.cs
--- beagled/GConfThreadHelper.cs	12 Mar 2005 05:33:18 -0000	1.1
+++ beagled/GConfThreadHelper.cs	17 Mar 2005 12:03:12 -0000
@@ -38,6 +38,7 @@ namespace Beagle.Daemon {
 		private string path;
 		private object data;
 		private bool finished;
+		private Exception ex;
 
 		private GConfThreadHelper (string path)
 		{			
@@ -51,7 +52,12 @@ namespace Beagle.Daemon {
 				if (gconf_client == null)
 					gconf_client = new GConf.Client ();
 
-				this.data = gconf_client.Get (this.path);
+				try {
+					this.data = gconf_client.Get (this.path);
+				} catch (Exception ex) {
+					this.ex = ex;
+				}
+
 				this.finished = true;
 				Monitor.Pulse (lock_obj);
 			}
@@ -71,6 +77,9 @@ namespace Beagle.Daemon {
 				while (! helper.finished
 				       && ! Shutdown.ShutdownRequested)
 					Monitor.Wait (lock_obj, one_second);
+
+				if (helper.ex != null)
+					throw helper.ex;
 
 				return helper.data;
 			}
Index: beagled/EvolutionMailDriver/EvolutionMailIndexableGenerator.cs
===================================================================
RCS file: /cvs/gnome/beagle/beagled/EvolutionMailDriver/EvolutionMailIndexableGenerator.cs,v
retrieving revision 1.26
diff -u -B -p -r1.26 EvolutionMailIndexableGenerator.cs
--- beagled/EvolutionMailDriver/EvolutionMailIndexableGenerator.cs	16 Mar 2005 02:40:01 -0000	1.26
+++ beagled/EvolutionMailDriver/EvolutionMailIndexableGenerator.cs	17 Mar 2005 12:03:13 -0000
@@ -520,7 +520,8 @@ namespace Beagle.Daemon.EvolutionMailDri
 
 			try {
 				this.accounts = (ICollection) GConfThreadHelper.Get ("/apps/evolution/mail/accounts");
-			} catch (GConf.NoSuchKeyException) {
+			} catch (Exception ex) {
+				EvolutionMailQueryable.log.Warn ("Caught exception in Setup(): " + ex.Message);
 				EvolutionMailQueryable.log.Warn ("There are no configured evolution accounts, ignoring {0}", this.imap_name);
 				return false;
 			}