I filed my I-140 NIW @VSC RD: 15th Sept 05. I have recieved multiple LUD since then. Couple of LUDs I can figure out is due to filing of I-485 and Biometrics but the the last 4 LUDs were on 12/2 12/3, 1/13, 1/14 without any msg change....What does it suggest??trouble!!! suggestions appreciated.