diff --git a/crlcore/src/ccore/gds/GdsDriver.cpp b/crlcore/src/ccore/gds/GdsDriver.cpp
index d25ce0d3..f93f1205 100644
--- a/crlcore/src/ccore/gds/GdsDriver.cpp
+++ b/crlcore/src/ccore/gds/GdsDriver.cpp
@@ -721,6 +721,8 @@ namespace {
     if (cell->getName() == "control_r") return *this;
     if (not hasLayout(cell)) return *this;
 
+  //cerr << "GdsStream::operator<<(Cell*): " << getString(cell) << endl;
+
     Technology* tech = DataBase::getDB()->getTechnology();
     
     time_t t   = time( 0 );
@@ -746,6 +748,7 @@ namespace {
     for ( Instance* instance : cell->getInstances() ) {
       if (instance->getMasterCell()->getName() == "control_r") continue;
       if (not hasLayout(instance->getMasterCell())) continue;
+    //cerr << "| " << getString(instance) << endl;
 
       if (instance->getPlacementStatus() == Instance::PlacementStatus::UNPLACED) continue;
 
diff --git a/crlcore/src/ccore/gds/GdsParser.cpp b/crlcore/src/ccore/gds/GdsParser.cpp
index 8b510892..2dd7d6ab 100644
--- a/crlcore/src/ccore/gds/GdsParser.cpp
+++ b/crlcore/src/ccore/gds/GdsParser.cpp
@@ -867,10 +867,10 @@ namespace {
         string cellName = "gds_" + _record.getName();
         _cell = _library->getCell( cellName );
         if (not _cell) {
-          cerr << Warning( "GdsStream::readStructure(): No Cell named \"gds_%s\" in Library \"%s\" (created)."
-                         , _record.getName().c_str()
-                         , getString(_library).c_str()
-                         ) << endl;
+          cparanoid << Warning( "GdsStream::readStructure(): No Cell named \"gds_%s\" in Library \"%s\" (created)."
+                              , _record.getName().c_str()
+                              , getString(_library).c_str()
+                              ) << endl;
           _cell = Cell::create( _library, cellName );
         }
       }