Compilation currently throws two PTX:ERRORs for repeated xmlids
* PTX:ERROR: the @xml:id value "TI-intro" should be unique, but is authored 2 times.
* Results will be unpredictable, and likely incorrect. Information on the locations follows:
* located within: "TI-intro" (xml:id)
* located within: "TI-intro" (xml:id)
* PTX:ERROR: the @xml:id value "TI-readiness" should be unique, but is authored 2 times.
* Results will be unpredictable, and likely incorrect. Information on the locations follows:
* located within: "TI-readiness" (xml:id), "Readiness Assurance" (title)
* located within: "TI-readiness" (xml:id), "Readiness Assurance" (title)
Compilation currently throws two PTX:ERRORs for repeated xmlids