Hotfix NPE

Signed-off-by: Lixfel <agga-games@gmx.de>

src/de/steamwar/sql/SteamwarUser.java

@@ -146,6 +146,9 @@ public class SteamwarUser {
 	}
 
 	private static SteamwarUser loadPunishments(SteamwarUser user) {
+		if(user == null)
+			return null;
+
 		user.punishments = Punishment.getPunishmentsOfPlayer(user.getId());
 		return user;
 	}