diff -r ca54040b4409 -r a059aecd1794 src/org/sonews/daemon/command/PostCommand.java
--- a/src/org/sonews/daemon/command/PostCommand.java	Sun Oct 30 22:13:32 2011 +0100
+++ b/src/org/sonews/daemon/command/PostCommand.java	Sun Oct 30 22:15:03 2011 +0100
@@ -210,8 +210,8 @@
 
 	private void postArticle(NNTPConnection conn, Article article)
 			throws IOException {
-		if (conn.isUserAuthenticated()) {
-			article.setAuthenticatedUser(conn.getUsername());
+		if (conn.getUser() != null && conn.getUser().isAuthenticated()) {
+			article.setAuthenticatedUser(conn.getUser().getUserName());
 		}
 		
 		if (article.getHeader(Headers.CONTROL)[0].length() > 0) {