29.11.(1)Where a proof has been allowed, all productions [F1and affidavits] which are intended to be used at the proof shall be lodged in process not later than [F228]F2 days before the diet of proof.
(2)A production which is not lodged in accordance with paragraph (1) shall not be used or put in evidence at a proof unless—
(a)by consent of parties; or
(b)with leave of the sheriff on cause shown and on such conditions, if any, as to expenses or otherwise as the sheriff thinks fit.