I tried to split a daisy 2.02 book into a multi volume, but couldn't get a valid output. I used the DTB Audio Encoder Splitter script.
I included the xml-files from the output of a test project with the report file from the daisy 2.02 validator.
Urs Basig
Swiss Library for the Blinds and Visually Impaired
XML-Files form output of test project with report file from Daisy 2.02 Validator