Attempting an XML-PARSE action specifying an element that is not declared in the current XML DTD.
#6111 Run-time catchable error
Attempting an XML-PARSE action specifying an element that is not declared in the current XML DTD.
Explanation
This error occurs when an attempt is made in the OmniMark program
to do an XML parse using INSTANCE and a WITH DOCUMENT-ELEMENT that specifies an element not defined in the
specified DTD (e.g., in an translation-type before).