Xiaobitu and experts, got I-485 RFEs for all familiy members tod

Current Status: We mailed you a notice requesting additional evidence.

On February 22, 2007, we mailed a notice requesting additional evidence and/or information in this case. Please follow the instructions on the notice to the evidence and/or information requested. This case will be held in suspense until we either receive the evidence or the opportunity to it expires....

Do you think it may be the FP appointments for all family members since we haven't got FP appointment yet? Our I-485 AD is Nov 8, 2006. Thx.