diff --git a/examples/CLICSiD/CMakeLists.txt b/examples/CLICSiD/CMakeLists.txt
index d0a8c570b22084d59cc6f5476c57b34743d632b4..7295666b2a89b0bf2250dbd1067e00495b5bd9c0 100644
--- a/examples/CLICSiD/CMakeLists.txt
+++ b/examples/CLICSiD/CMakeLists.txt
@@ -34,12 +34,12 @@ dd4hep_configure_scripts ( CLICSiD DEFAULT_SETUP WITH_TESTS )
 #---Testing-------------------------------------------------------------------------
 #
 #----- Tests for CLICSid: here we simply require that at least 100 volumes have been converted
-dd4hep_add_test_reg ( "CLICSiD_converter_gdml_LONGTEST" 
-  COMMAND    "${CMAKE_INSTALL_PREFIX}/bin/run_test_CLICSiD.sh"
-  EXEC_ARGS  geoConverter -compact2gdml 
-                          -input file:${CLICSiDEx_INSTALL}/compact/compact.xml
-                          -output file:CLICSiD.gdml
-  REGEX_PASS " Successfully extracted GDML to" )
+##dd4hep_add_test_reg ( "CLICSiD_converter_gdml_LONGTEST" 
+##  COMMAND    "${CMAKE_INSTALL_PREFIX}/bin/run_test_CLICSiD.sh"
+##  EXEC_ARGS  geoConverter -compact2gdml 
+##                          -input file:${CLICSiDEx_INSTALL}/compact/compact.xml
+##                          -output file:CLICSiD.gdml
+##  REGEX_PASS " Successfully extracted GDML to" )
 foreach ( typ description vis )
   dd4hep_add_test_reg ( "CLICSiD_converter_${typ}_LONGTEST" 
     COMMAND    "${CMAKE_INSTALL_PREFIX}/bin/run_test_CLICSiD.sh"
diff --git a/examples/ClientTests/CMakeLists.txt b/examples/ClientTests/CMakeLists.txt
index 20b79de658d013665675d4bc10d230a4b3a8c761..3a204e24bf9d44d77ab068af8b9ef5388f3286fa 100644
--- a/examples/ClientTests/CMakeLists.txt
+++ b/examples/ClientTests/CMakeLists.txt
@@ -205,12 +205,12 @@ foreach (test Assemblies BoxTrafos IronCylinder LheD_tracker MagnetFields Materi
       REGEX_PASS "\\+\\+\\+ Checked [1-9][0-9]* materials in volume placements.   0 are BAD." )
             
   # Test format conversions
-  dd4hep_add_test_reg( ClientTests_converter_gdml_${test}
-    COMMAND    "${CMAKE_INSTALL_PREFIX}/bin/run_test_ClientTests.sh"
-    EXEC_ARGS  geoConverter -compact2gdml
-                            -input file:${ClientTestsEx_INSTALL}/compact/${test}.xml
-                            -output file:${test}.gdml
-    REGEX_PASS " Successfully extracted GDML to" )
+  ##dd4hep_add_test_reg( ClientTests_converter_gdml_${test}
+  ##  COMMAND    "${CMAKE_INSTALL_PREFIX}/bin/run_test_ClientTests.sh"
+  ##  EXEC_ARGS  geoConverter -compact2gdml
+  ##                          -input file:${ClientTestsEx_INSTALL}/compact/${test}.xml
+  ##                          -output file:${test}.gdml
+  ##  REGEX_PASS " Successfully extracted GDML to" )
   foreach( type description vis )
     dd4hep_add_test_reg( ClientTests_converter_${type}_${test}
       COMMAND    "${CMAKE_INSTALL_PREFIX}/bin/run_test_ClientTests.sh"
diff --git a/examples/LHeD/CMakeLists.txt b/examples/LHeD/CMakeLists.txt
index 98813ff2564687bd3a53e48b6a004e583e86ffc1..4df9f2b05e996b41dd9da7310e01a255a4317257 100644
--- a/examples/LHeD/CMakeLists.txt
+++ b/examples/LHeD/CMakeLists.txt
@@ -38,12 +38,12 @@ dd4hep_configure_scripts(LHeD DEFAULT_SETUP WITH_TESTS)
 #---Testing-------------------------------------------------------------------------
 #
 #----- Tests for LHeD: here we simply require that at least 100 volumes have been converted
-dd4hep_add_test_reg ( "LHeD_converter_gdml_LONGTEST" 
-  COMMAND    "${CMAKE_INSTALL_PREFIX}/bin/run_test_LHeD.sh"
-  EXEC_ARGS  geoConverter -compact2gdml 
-                          -input file:${LHeDEx_INSTALL}/compact/compact.xml
-                          -output file:LHeD.gdml
-  REGEX_PASS " Successfully extracted GDML to" )
+##dd4hep_add_test_reg ( "LHeD_converter_gdml_LONGTEST" 
+##  COMMAND    "${CMAKE_INSTALL_PREFIX}/bin/run_test_LHeD.sh"
+##  EXEC_ARGS  geoConverter -compact2gdml 
+##                          -input file:${LHeDEx_INSTALL}/compact/compact.xml
+##                          -output file:LHeD.gdml
+##  REGEX_PASS " Successfully extracted GDML to" )
 foreach ( typ description vis )
   dd4hep_add_test_reg ( "LHeD_converter_${typ}_LONGTEST" 
     COMMAND    "${CMAKE_INSTALL_PREFIX}/bin/run_test_LHeD.sh"
diff --git a/examples/SimpleDetector/CMakeLists.txt b/examples/SimpleDetector/CMakeLists.txt
index 2e7387a421d9046ce4653203e659dc0f5d5eff18..bac169dd83f2b960b00ed6bfc7d19690dd7b455f 100644
--- a/examples/SimpleDetector/CMakeLists.txt
+++ b/examples/SimpleDetector/CMakeLists.txt
@@ -27,10 +27,10 @@ dd4hep_configure_scripts(SimpleDetector DEFAULT_SETUP WITH_TESTS)
 
 #***  Testing  *********************************************************************
 foreach (test Simple_ILD)
-  dd4hep_add_test_reg( SimpleDetector_converter_gdml
-    COMMAND    "${CMAKE_INSTALL_PREFIX}/bin/run_test_SimpleDetector.sh"
-    EXEC_ARGS  geoConverter -compact2gdml -input file:${CMAKE_CURRENT_SOURCE_DIR}/compact/${test}.xml -output file:${test}.gdml
-    REGEX_PASS " Successfully extracted GDML to")
+##  dd4hep_add_test_reg( SimpleDetector_converter_gdml
+##    COMMAND    "${CMAKE_INSTALL_PREFIX}/bin/run_test_SimpleDetector.sh"
+##    EXEC_ARGS  geoConverter -compact2gdml -input file:${CMAKE_CURRENT_SOURCE_DIR}/compact/${test}.xml -output file:${test}.gdml
+##    REGEX_PASS " Successfully extracted GDML to")
   foreach( type description vis )
     dd4hep_add_test_reg( SimpleDetector_converter_${type}
       COMMAND    "${CMAKE_INSTALL_PREFIX}/bin/run_test_SimpleDetector.sh"