(2) In case the statement of the poll cannot be found and the number of votes polled for the several candidates cannot be ascertained, or if, for any other cause the returning officer cannot, at the day and hour appointed by him or her for that purpose, ascertain the exact number of votes given for each candidate, he or she may thereupon adjourn to a future day and hour for the final count of the votes given for each candidate, not being more than 72 hours after the time specified in the notice referred to in section 42(2).