This message occurs if you try to use a Backtrack Every Page structure on a GridTemplate whose number of months is not a multiple of its number of pages.

Allowed: 6 months on 2 pages, 6 months on 3 pages (although weird).

Not allowed: 6months on 4 pages, 1 month on 2 pages.

Topic 108585, last updated on 17-Apr-2020