FM9 Hierarchical book groups/folders not excluded from output in RH8

I have a book (unstructured FM) that uses some text insets in some of my chapters in order to reuse content. However, when I create help in RH8, sometimes a few of my cross-references in chapters with text insets aren't treated as links, but as plain text. I think to resolve this, I want to

FM9 Hierarchical book groups/folders not excluded from output in RH8

I have a book (unstructured FM) that uses some text insets in some of my chapters in order to reuse content. However, when I create help in RH8, sometimes a few of my cross-references in chapters with text insets aren't treated as links, but as plain text. I think to resolve this, I want to