Description
As reported by Michael Belenki on solr-user, pointing XPathEntityProcessor at XML files that use DTD "ENTITY" declarations causes XML parse errors of the form...
org.apache.solr.handler.dataimport.DataImportHandlerException: Parsing failed for xml, url:testdata.xml rows processed:0 ... Caused by: java.lang.RuntimeException: com.ctc.wstx.exc.WstxParsingException: Undeclared general entity "uuml" ...
...even when the entity is specifically declared.