bookmarks

PDF bookmarks are no longer showing when I open a file in the document reader. It just happened a few days ago and I have the same issue on both the iPhone and iPad. Can anyone help with this? The bookmark icon still exists but when I tap it the list of bookmarks that I used to see has vanished...

This weekend I updated from iOS the previous version to 9.3.1 and today I went to one of my regular documents (under Recent Documents) and all of the bookmarks are gone (I'm pretty sure they were there on Friday). 1) I realize this is probably related to the lost support for DropBox, but since...