The Queen, her husband Prince Philip, and other members of the Royal Family, saileddown the Thames during the pageant and then moored for hours in the rain to watch the vessels sail past.
But with Lawrie out of position as he retreated back to the bag, the ball sailed into foul territory and down the left field line, allowing both runners to score.
Boro battled to get back into the gave but struggled to break down Halifax's resolute defence and Anthony Ormerod's effort from the edge of the box that sailed over was the closest they came.