src/java.xml.bind/share/classes/com/sun/xml/internal/org/jvnet/staxex/util/XMLStreamReaderToXMLStreamWriter.java

*** 208,218 ****
  
          // start namespace bindings
          int nsCount = in.getNamespaceCount();
          for (int i = 0; i < nsCount; i++) {
              out.writeNamespace(
!                 in.getNamespacePrefix(i),
                  fixNull(in.getNamespaceURI(i)));    // zephyr doesn't like null, I don't know what is correct, so just fix null to "" for now
          }
  
          // write attributes
          int attCount = in.getAttributeCount();
--- 208,218 ----
  
          // start namespace bindings
          int nsCount = in.getNamespaceCount();
          for (int i = 0; i < nsCount; i++) {
              out.writeNamespace(
!                 fixNull(in.getNamespacePrefix(i)), //StAX reader will return null for default NS
                  fixNull(in.getNamespaceURI(i)));    // zephyr doesn't like null, I don't know what is correct, so just fix null to "" for now
          }
  
          // write attributes
          int attCount = in.getAttributeCount();