diff --git a/DDRec/include/DDRec/DDGear.h b/DDRec/include/DDRec/DDGear.h
index 310ff7b1712e95d5e57c93b443e3f2921e0221db..2609b2d906285580eef967201b2651437da38c30 100644
--- a/DDRec/include/DDRec/DDGear.h
+++ b/DDRec/include/DDRec/DDGear.h
@@ -36,7 +36,7 @@ namespace DD4hep {
     
     /** User c'tor - specify a name (should be the canonical name used in gear, eg. TPCParameters, SITParameters, etc.) and
 	the GearParametersImpl object */
-    GearHandle( gear::GearParametersImpl* gearObj, const std::string& name  ) : _gObj( gearObj ) , _name( name ) {}
+    GearHandle( gear::GearParametersImpl* gearObj, const std::string& nam  ) : _gObj( gearObj ) , _name( nam ) {}
     
     /** D'tor deletes GearParametersImpl object if ownerhsip has not been taken away */
     virtual ~GearHandle() { 
@@ -59,9 +59,9 @@ namespace DD4hep {
     
 
     /// add a SimpleMaterial object 
-    void addMaterial(const std::string name, double A, double Z, double density, double radLen, double intLen){
+    void addMaterial(const std::string nam, double A, double Z, double density, double radLen, double intLen){
 
-      _materials.push_back( gear::SimpleMaterialImpl (name, A,  Z,  density, radLen,  intLen) ) ;
+      _materials.push_back( gear::SimpleMaterialImpl (nam, A,  Z,  density, radLen,  intLen) ) ;
     }
 
     /// get all materials assigned to this wrapper
diff --git a/DDRec/src/Surface.cpp b/DDRec/src/Surface.cpp
index 7db914be716244bac3cdf7c5bc1cf9c67af90f44..32a8afaac9f95f3dc847530d9f7c6b3251a1d2bf 100644
--- a/DDRec/src/Surface.cpp
+++ b/DDRec/src/Surface.cpp
@@ -783,7 +783,7 @@ namespace DD4hep {
           //all lengths are half length
           double dx1 = trapezoid->GetDx1();
           double dx2 = trapezoid->GetDx2();
-          double dy = trapezoid->GetDy1();  //dy1 == dy2 = thickness of the layer in CLIC
+          //Unused: double dy = trapezoid->GetDy1();  //dy1 == dy2 = thickness of the layer in CLIC
           double dz = trapezoid->GetDz();
 
           //the normal vector is parallel to e_y for all geometry cases in CLIC
diff --git a/DDRec/src/gear/DDGear.cpp b/DDRec/src/gear/DDGear.cpp
index 69e2b1fdb2393f52f8089b3f54944920444a6612..9a94d08fc44d7ac117d6094dca8fde800e3ec4f8 100644
--- a/DDRec/src/gear/DDGear.cpp
+++ b/DDRec/src/gear/DDGear.cpp
@@ -59,10 +59,10 @@ namespace DD4hep{
       
       DetElement::Children grCh = subDet.children() ;
       
-      for ( DetElement::Children::const_iterator it=grCh.begin() ; it != grCh.end() ; ++it ){
-	DetElement subDet = (*it).second ;
-	dets.push_back( subDet ) ;
-	//	std::cout << "    *** sub-subdetector : " << subDet.name() << std::endl ;
+      for ( DetElement::Children::const_iterator jt=grCh.begin() ; jt != grCh.end() ; ++jt ){
+        DetElement subDet = (*jt).second ;
+        dets.push_back( subDet ) ;
+        //	std::cout << "    *** sub-subdetector : " << subDet.name() << std::endl ;
       }
     }
     
diff --git a/cmake/DD4hep.cmake b/cmake/DD4hep.cmake
index ea8831aeb92f6067bbdbabe572ca987cb19a3d09..557d47b150ab72bd2cb87a7a0fd0a0db0f1d0ea8 100644
--- a/cmake/DD4hep.cmake
+++ b/cmake/DD4hep.cmake
@@ -37,8 +37,10 @@ else()
   set ( DD4HEP_USE_BOOST OFF )
 endif()
 # Main functional include file
-include ( DD4hepBuild )
-include ( DD4hep_XML_setup )
+if ( "${DD4hepBuild_included}" STREQUAL "" )
+  include ( DD4hepBuild )
+  include ( DD4hep_XML_setup )
+endif()
 
 ##---------------------------------------------------------------------------------------------------
 ##
diff --git a/cmake/DD4hepBuild.cmake b/cmake/DD4hepBuild.cmake
index de84714b70973875eca7fdd5247e0090eef19cb9..bed154c93b4e7d94996f81bf54b5ea651dd8cca7 100644
--- a/cmake/DD4hepBuild.cmake
+++ b/cmake/DD4hepBuild.cmake
@@ -12,8 +12,9 @@
 #=================================================================================
 cmake_minimum_required(VERSION 2.8.3 FATAL_ERROR)
 ###set(DD4HEP_DEBUG_CMAKE 1)
-message ( STATUS "INCLUDING DD4hep...." )
+message ( STATUS "INCLUDING DD4hepBuild...." )
 include ( CMakeParseArguments )
+set ( DD4hepBuild_included ON )
 
 #---------------------------------------------------------------------------------------------------
 macro(dd4hep_to_parent_scope val)
@@ -209,6 +210,26 @@ macro ( dd4hep_configure_output )
   dd4hep_debug("|++> Installation goes to: ${CMAKE_INSTALL_PREFIX}  <${ARG_INSTALL}>" )
 endmacro ( dd4hep_configure_output )
 
+#---------------------------------------------------------------------------------------------------
+#  dd4hep_list_to_string
+#
+#  Create proper string from list
+#
+#  \author  M.Frank
+#  \version 1.0
+#---------------------------------------------------------------------------------------------------
+function ( dd4hep_list_to_string result )
+  cmake_parse_arguments(ARG "" "PREFIX" "ENTRIES" ${ARGV} )
+  set ( vals "" )
+  foreach( v ${ARG_ENTRIES} )
+    set ( vals "${vals} ${v}" )
+  endforeach()
+  if ( NOT "${vals}" STREQUAL "" )
+  set ( vals "${ARG_PREFIX}${vals}" )
+  endif()
+  set ( ${result} "${vals}" PARENT_SCOPE )
+endfunction ( dd4hep_list_to_string )
+
 #---------------------------------------------------------------------------------------------------
 #  dd4hep_make_unique_list
 #
@@ -1129,10 +1150,10 @@ endfunction()
 #---------------------------------------------------------------------------------------------------
 macro( dd4hep_enable_tests )
   cmake_parse_arguments(MACRO_ARG "" "" "" ${ARGV} )
-  #dd4hep_print ( "***|++> Test environment: BUILD_TESTING:${BUILD_TESTING} DIRS:${MACRO_ARG_UNPARSED_ARGUMENTS}" )
   if (BUILD_TESTING)
     set ( BUILDNAME "${CMAKE_SYSTEM}-${CMAKE_CXX_COMPILER}-${CMAKE_BUILD_TYPE}" CACHE STRING "set build string for cdash")
-    dd4hep_print ( "***|++> Enable CTest environment....BUILD:${BUILD_TESTING} DIRS:${MACRO_ARG_UNPARSED_ARGUMENTS}" )
+    dd4hep_list_to_string( _dir_entries PREFIX "DIRS:" ENTRIES ${MACRO_ARG_UNPARSED_ARGUMENTS} )
+    dd4hep_print ( "|++> Enable CTest environment....BUILD:${BUILD_TESTING} ${_dir_entries}" )
     include(CTest)
     enable_testing ()
     if ( NOT "${MACRO_ARG_UNPARSED_ARGUMENTS}" STREQUAL "" )
@@ -1149,7 +1170,8 @@ macro ( dd4hep_configure_scripts _pkg )
   # PackageName is a variable required by existing LC build scripts. 
   # Set it here and unset it at the end of the scope...
   set( PackageName ${_pkg} )
-  dd4hep_print ( "|++> Setting up test environment for ${PackageName}: Testing:${BUILD_TESTING} Setup:${MACRO_ARG_DEFAULT_SETUP} With Tests(${WITH_TESTS}): ${MACRO_ARG_UPARSED_ARGUMENTS}" )
+  dd4hep_list_to_string( _dir_entries PREFIX "DIRS:" ENTRIES ${MACRO_ARG_UNPARSED_ARGUMENTS} )
+  dd4hep_print ( "|++> Setting up test environment for ${PackageName}: Testing:${BUILD_TESTING} Setup:${MACRO_ARG_DEFAULT_SETUP} With Tests(${MACRO_ARG_WITH_TESTS}): ${_dir_entries}" )
   if ( (NOT "${MACRO_ARG_DEFAULT_SETUP}" STREQUAL "") OR (NOT "${_pkg}" STREQUAL "") )
     configure_file( ${DD4hep_DIR}/cmake/run_test_package.sh ${EXECUTABLE_OUTPUT_PATH}/run_test_${_pkg}.sh @ONLY)
     INSTALL(PROGRAMS ${EXECUTABLE_OUTPUT_PATH}/run_test_${_pkg}.sh DESTINATION bin )
diff --git a/cmake/DD4hepConfig.cmake.in b/cmake/DD4hepConfig.cmake.in
index ef0f6ebc5749b0cf88f0b491eadb04322334d8f8..a6048c6dcacaeb7803b0eb2f34cc9da12bda6f24 100644
--- a/cmake/DD4hepConfig.cmake.in
+++ b/cmake/DD4hepConfig.cmake.in
@@ -66,7 +66,7 @@ endif()
 CHECK_PACKAGE_LIBS(DD4hep DDCore)
 
 IF(DD4hep_FIND_COMPONENTS)
-  MESSAGE( STATUS "Looking for these Components ${DD4hep_FIND_COMPONENTS}" )
+  MESSAGE( STATUS "DD4hep: Looking for Components: ${DD4hep_FIND_COMPONENTS}" )
 
   FOREACH(comp ${DD4hep_FIND_COMPONENTS})
     #CHECK_PACKAGE_LIBS is looking for components too, just need to check if they were found, if requested
diff --git a/examples/AlignDet/CMakeLists.txt b/examples/AlignDet/CMakeLists.txt
index ba44f6587892a0a0138038ea904fded816980f40..f923993f1e74aef143f949ec5796ff04c32fc776 100644
--- a/examples/AlignDet/CMakeLists.txt
+++ b/examples/AlignDet/CMakeLists.txt
@@ -11,18 +11,16 @@
 #==========================================================================
 cmake_minimum_required(VERSION 2.8.3 FATAL_ERROR)
 include ( ${DD4hep_DIR}/cmake/DD4hep.cmake )
+
 #-----------------------------------------------------------------------------------
 dd4hep_configure_output()
 dd4hep_package ( AlignDet MAJOR 0 MINOR 0 PATCH 1
-  USES           [ROOT   REQUIRED COMPONENTS Geom] 
+  USES           [ROOT   REQUIRED COMPONENTS Geom MathCore] 
                  [DD4hep REQUIRED COMPONENTS DDCore]
   OPTIONAL       XERCESC
   INCLUDE_DIRS   include
   )
 
 dd4hep_add_plugin( AlignDet SOURCES src/*.cpp  )
-dd4hep_configure_scripts( AlignDet DEFAULT_SETUP )
 dd4hep_install_dir( compact DESTINATION examples/AlignDet )
-#
-#---Testing-------------------------------------------------------------------------
-dd4hep_enable_tests()
+dd4hep_configure_scripts( AlignDet DEFAULT_SETUP WITH_TESTS)
diff --git a/examples/CLICSiD/CMakeLists.txt b/examples/CLICSiD/CMakeLists.txt
index 450770f2216106b59160270b1e1334bf02cd32f4..88c947029b6e2f81022535b03d5efd11785eae2b 100644
--- a/examples/CLICSiD/CMakeLists.txt
+++ b/examples/CLICSiD/CMakeLists.txt
@@ -18,10 +18,10 @@ dd4hep_package ( CLICSiD MAJOR 0 MINOR 0 PATCH 1
   USES  [ROOT   REQUIRED COMPONENTS Geom] 
         [DD4hep REQUIRED COMPONENTS DDCore]
 )
-dd4hep_configure_scripts ( CLICSiD DEFAULT_SETUP )
 dd4hep_install_dir( compact DESTINATION examples/CLICSiD )
 #---Testing-------------------------------------------------------------------------
-dd4hep_enable_tests()
+dd4hep_configure_scripts ( CLICSiD DEFAULT_SETUP WITH_TESTS )
+
 #----- Tests for CLICSid: here we simply require that at least 100 volumes have been converted
 foreach ( typ lcdd gdml vis )
   dd4hep_add_test_reg ( "test_converter_CLICSiD_${typ}" 
diff --git a/examples/CMakeLists.txt b/examples/CMakeLists.txt
index cb2c22ab4502e047bf042becd8be032c9c6bac55..3f22d95fdcb3397562366cc8689fb47c2b620e76 100644
--- a/examples/CMakeLists.txt
+++ b/examples/CMakeLists.txt
@@ -29,6 +29,8 @@ find_package ( DD4hep REQUIRED )
 include ( ${DD4hep_DIR}/cmake/DD4hep.cmake )
 #
 dd4hep_package ( DD4hepExample MAJOR 0 MINOR 0 PATCH 1 
-  USES [ROOT REQUIRED COMPONENTS Geom] )
+  USES           [ROOT REQUIRED COMPONENTS Geom MathCore] 
+                 [DD4hep REQUIRED COMPONENTS DDCore]
+)
 #
 dd4hep_enable_tests ( AlignDet CLICSiD ClientTests SimpleDetector )
diff --git a/examples/ClientTests/CMakeLists.txt b/examples/ClientTests/CMakeLists.txt
index a14507e29af46a3c2e7f05583b294e45375fccbc..ecccd9e38f3b0f5eb6999623bb5404bef58f253f 100644
--- a/examples/ClientTests/CMakeLists.txt
+++ b/examples/ClientTests/CMakeLists.txt
@@ -15,7 +15,7 @@ include ( ${DD4hep_DIR}/cmake/DD4hep.cmake )
 #-----------------------------------------------------------------------------------
 dd4hep_configure_output()
 dd4hep_package (ClientTests MAJOR 0 MINOR 0 PATCH 1
-  USES         [ROOT   REQUIRED COMPONENTS Geom] 
+  USES         [ROOT   REQUIRED COMPONENTS Geom MathCore] 
                [DD4hep REQUIRED COMPONENTS DDCore]
   OPTIONAL     XERCESC
   INCLUDE_DIRS include )
@@ -23,11 +23,9 @@ dd4hep_package (ClientTests MAJOR 0 MINOR 0 PATCH 1
 dd4hep_add_plugin( ClientTests SOURCES src/*.cpp  )
 dd4hep_install_dir( compact scripts DESTINATION ${DD4hep_DIR}/examples/ClientTests )
 #-----------------------------------------------------------------------------------
-dd4hep_configure_scripts( ClientTests DEFAULT_SETUP )
+dd4hep_configure_scripts( ClientTests DEFAULT_SETUP WITH_TESTS)
 
 #***  Testing  *********************************************************************
-dd4hep_enable_tests()
-#-----------------------------------------------------------------------------------
 foreach (test Assemblies BoxTrafos IronCylinder LheD_tracker MagnetFields MaterialTester MiniTel SectorBarrelCalorimeter SiliconBlock NestedDetectors )
   foreach( type lcdd gdml vis )
     dd4hep_add_test_reg( ClientTests_converter_simple_${type}_${test}