New files are just blank, old ones are OK. No errors in the console. See examples [this one is NOT working] https://www.smnb.ca/3d-flip-book/test3/ ---[this one is] https://www.smnb.ca/3d-flip-book/automne-2020/
open https://www.smnb.ca/3d-flip-book/test3/ for edit and when the book processing finishes (thumbnail will appear) click update.
open https://www.smnb.ca/3d-flip-book/test3/ for edit and when the book processing finishes (thumbnail will appear) click update.