--- /buddypress/bp-messages.php	(BP 1.2.5) Sun Jul 04 13:02:18 2010
+++ /buddypress/bp-messages.php	(working copy) Sun Jul 04 13:01:36 2010
@@ -464,8 +464,13 @@
 		require_once( BP_PLUGIN_DIR . '/bp-messages/bp-messages-notifications.php' );
 
 		// Send screen notifications to the recipients
-		foreach ( (array)$message->recipients as $recipient )
+		foreach ( (array)$message->recipients as $recipient ) {
+			// remove sender from notifications list
+			if ( $recipient->user_id == $message->sender_id )
+				unset($recipient);
+
 			bp_core_add_notification( $message->id, $recipient->user_id, 'messages', 'new_message' );
+		}
 
 		// Send email notifications to the recipients
 		messages_notification_new_message( array( 'message_id' => $message->id, 'sender_id' => $message->sender_id, 'subject' => $message->subject, 'content' => $message->message, 'recipients' => $message->recipients, 'thread_id' => $message->thread_id) );