Originally Posted by theducks
random Sort ordering is almost always caused by the corresponding xyz_sort field being RED in the Metadata editor.
The Quality Check PI can: Check Title sort, Check Author sort
and present a list so you can fix (Select All: Bulk Metadata edit: (there are tick boxes for each: Update Author Sort, Update Title sort)
Let me see if I could do that.
Just for a reminder: A to Z listing shows up with no problem within the calibre interface.
The listing then changes in the csv output.