Section 84. Application to set aside sale.

(1) At any time within 60 days from the date of the sale, application may be made to the 1[Divisional Commissioner,] to set aside the sale on the ground of some material irregularity or mistake in publishing or conducting it. (2) But a sale shall not be set aside on that ground unless the applicant proves to the satisfaction of the 1[Divisional Commissioner] that he has sustained substantial injury by reason of the irregularity or mistake.