So, I’m going to go ahead and just acknowledge upfront that upgrading and rolling back that many versions at once was probably, erhem, ill-advised. Alas … After testing in our test environment, everything seems to be working like normal, with the exception of some book’s ToC links are redirecting …

Permalink issue after rollback from 5.5.6 to 4.5.1

bryan January 4, 2019, 11:55pm 2

I should also note that I looked at this one as well, and the solution didn’t work for us either: