Sharing timeline:
NOC 0125, 87 points (relative in sask)
SINP Invitation: Oct 7
Documents uploaded: Nov 4
ADR: Dec 2
ADR Submitted: Dec 11
PR Nomination: Dec 11
Happened the same to me after completing part 1, but the documents are there. I just verified (before summiting) and clicked on "make changes to part 1" button and the screen with the uploaded documents appeared.