Turns out that the extension was in my .pdf filename. I removed the
".book" from the filename and things work now. However, when I clicked
on the xref, the other book launched (that's good), but then the first
book disappeared. I didn't know that book-to-book xrefs had this
limitation: how does the
Turns out that the extension was in my .pdf filename. I removed the
".book" from the filename and things work now. However, when I clicked
on the xref, the other book launched (that's good), but then the first
book disappeared. I didn't know that book-to-book xrefs had this
limitation: how does the
