diff --git a/DDCore/src/plugins/Geant4XML.cpp b/DDCore/src/plugins/Geant4XML.cpp
index 1c1fd9ca2e78711fdfd563178adfd666e1202582..65346156f63fc26f0ca1fa654d2bbe3418d45ab5 100644
--- a/DDCore/src/plugins/Geant4XML.cpp
+++ b/DDCore/src/plugins/Geant4XML.cpp
@@ -45,20 +45,3 @@ static Ref_t handle_Geant4(lcdd_t& lcdd, const xml_h& element) {
   return Ref_t(0);
 }
 DECLARE_XMLELEMENT(geant4_xml_setup,handle_Geant4)
-
-#include <iostream>
-using namespace std;
-struct Blabla;
-namespace DD4hep {
-template <> void Converter<Blabla>::operator()(xml_h element)  const  {
-  xml_elt_t e(element);
-  xml_h s = e.child(_Unicode(electronics_structure_thickness));
-  double value = _toDouble(e.child(_Unicode(electronics_structure_thickness)).text());
-  cout << s.tag() << " = " << s.text() << " --> double value:" << value << endl;
-}
-}
-static long handle_blabla(lcdd_t& lcdd, const xml_h& element) {
-  (Converter<Blabla>(lcdd))(element);
-  return 1;
-}
-DECLARE_XML_DOC_READER(blabla,handle_blabla)