I have just upgraded to the latest oXygen 13 and I can see what I think
is a bug in makegraphicsanttask.xsl which is used when transforming to
docx and other formats.
The key "IDS" is referenced when a facs attribute is a local URI (starts
with '#') but it is not defined in the XSL.
I copied the line :-
<xsl:key name="IDS" match="*" use="@xml:id"/>
into makegraphicsanttask.xsl and now it runs OK.
This problem is also in the current version of the Stylesheets from the