diff -NurdB evolution-2.2.3/plugins/new-mail-notify/new-mail-notify.c evolution-2.2.3-patched/plugins/new-mail-notify/new-mail-notify.c
--- evolution-2.2.3/plugins/new-mail-notify/new-mail-notify.c	2005-04-05 03:13:45.000000000 -0500
+++ evolution-2.2.3-patched/plugins/new-mail-notify/new-mail-notify.c	2005-07-17 00:38:22.000000000 -0500
@@ -111,6 +111,9 @@
 						   DBUS_INTERFACE,
 						   message_name);
 
+		if (message == NULL)
+			return;
+
 		/* Appends the data as an argument to the message */
 		dbus_message_append_args (message,
 #if DBUS_VERSION >= 310