TSC EB2 PERM I-485 approved

8月7号approved，但是I-485在9号和11号还有soft LUD,请问大家知道是怎么回事吗？

PD: 10/2005
RD: 06/2007
ND: 08/2007

具体信息请看下面：

10/26/2005：PERM submitted to Chicago center;
11/27/2005: PERM approved;

01/17/2006: I-140 submitted to TSC;
01/23/2006: I-140 approved;

06/27/2007: I-485 submitted to NSC, then transferred to TSC;
08/08/2007: Notice date;
08/16/2007: EAD approved;
08/29/2007: AP approved;
09/04/2007: Finger Print;
05/20/2008: EAD renewal (paper-based) filed to TSC;
05/26/2008: AP renewal（paper-based）filed to TSC;
06/09/2008: my EAD approved;
06/12/2008: LD's EAD approved, but did not get the card;
06/19/2008: AP approved for both;
07/13/2008: I-140 soft LUD;
07/15/2008: called USCIS to make a Servicing Request for LD's EAD;
07/21/2008: infopass for LD's EAD and name check, name check are still
pending;
07/21/2008: got LD's EAD;
08/07/2008: I-485 Card Production Ordered;
08/08/2008: welcome notice sent;
08/09/2008: I-485 soft LUD;
08/11/2008: I-485 soft LUD again;

谢谢大家在这个版上提供的信息！

来源：未名空间（www.mitbbs.cn）