Mr. Grun, To facilitate testing on your side, here is their downloads.
https://xerces.apache.org/mirrors.cgi https://dlcdn.apache.org//xerces/j/binaries/Xerces-J-bin.2.12.2-xml-schema-1.1.zip https://www.saxonica.com/download/java.xml https://github.com/Saxonica/Saxon-HE/releases/download/SaxonHE12-6/SaxonHE12-6J.zip Regards, Yitzhak Khabinsky
