I think one uci is principal applicantYou should be able to register now. We had same problem you described before...same error message. Once we got SA, no problem. But, I noticed that the AOR and the SA each had a different UCI number. I think we tried the one that came with AOR first and got same error message. Then we plugged in the one that came with SA and it worked.
Our file too, has gone to Manila. The long wait begins. I am in the Philippines now, but have to go back to Canada next month. Been here for 4 months.
And another uci is sponsors uci
Check your older documents with ircc