Deleted question here. Instead asking on Lubuntu-users Mailing List.
Isolinux issue; Lubuntu 14.10 and Black Lab Image Creator 1.5
Archived thread 2252052 from Ubuntu/Debian BASED. Markdown source: UbuntuDebian_BASED/thread_2252052_Isolinux_issue;_Lubuntu_14.10_and_Black_Lab_Image_.md
Deleted follow-up here. Instead, asking on the Lubuntu-users Mailing List.