diff --git a/src/bin/dhcp4/json_config_parser.cc b/src/bin/dhcp4/json_config_parser.cc
index 38258e2f18..ebab5530e5 100644
--- a/src/bin/dhcp4/json_config_parser.cc
+++ b/src/bin/dhcp4/json_config_parser.cc
@@ -412,7 +412,7 @@ processDhcp4Config(isc::data::ConstElementPtr config_set) {
         ConstElementPtr control_socket = mutable_cfg->get("control-socket");
         if (control_socket) {
             mutable_cfg->remove("control-socket");
-            ElementPtr l = Element::createList();
+            ElementPtr l = Element::createList(control_socket->getPosition());
             l->add(UserContext::toElement(control_socket));
             mutable_cfg->set("control-sockets", l);
         }
diff --git a/src/hooks/dhcp/lease_query/tests/lease_query_impl4_unittest.cc b/src/hooks/dhcp/lease_query/tests/lease_query_impl4_unittest.cc
index 3c67d87814..ab5645ac59 100644
--- a/src/hooks/dhcp/lease_query/tests/lease_query_impl4_unittest.cc
+++ b/src/hooks/dhcp/lease_query/tests/lease_query_impl4_unittest.cc
@@ -1224,7 +1224,7 @@ TEST_F(LeaseQueryImpl4ProcessTest, addRelayAgentInfo) {
     // Pass lease and response into addRelayAgentInfo().
     ASSERT_THROW_MSG(LeaseQueryImpl4::addRelayAgentInfo(response, lease),
                      Unexpected, "Error creating relay-agent-info option:"
-                     " stringValue() called on non-string Element");
+                     " stringValue() called on non-string Element in (<string>:1:32)");
 
     // Verify relay-agent-info is not in the response
     checkRelayAgentInfo(response, "");
diff --git a/src/lib/cc/data.cc b/src/lib/cc/data.cc
index f48bed5e81..66f39869b7 100644
--- a/src/lib/cc/data.cc
+++ b/src/lib/cc/data.cc
@@ -1421,19 +1421,21 @@ copy(ConstElementPtr from, int level) {
     if (!from) {
         isc_throw(BadValue, "copy got a null pointer");
     }
+
+    auto pos = from->getPosition();
     int from_type = from->getType();
     if (from_type == Element::integer) {
-        return (ElementPtr(new IntElement(from->intValue())));
+        return (ElementPtr(new IntElement(from->intValue(), pos)));
     } else if (from_type == Element::real) {
-        return (ElementPtr(new DoubleElement(from->doubleValue())));
+        return (ElementPtr(new DoubleElement(from->doubleValue(), pos)));
     } else if (from_type == Element::boolean) {
-        return (ElementPtr(new BoolElement(from->boolValue())));
+        return (ElementPtr(new BoolElement(from->boolValue(), pos)));
     } else if (from_type == Element::null) {
         return (ElementPtr(new NullElement()));
     } else if (from_type == Element::string) {
-        return (ElementPtr(new StringElement(from->stringValue())));
+        return (ElementPtr(new StringElement(from->stringValue(), pos)));
     } else if (from_type == Element::list) {
-        ElementPtr result = ElementPtr(new ListElement());
+        ElementPtr result = ElementPtr(new ListElement(pos));
         for (auto const& elem : from->listValue()) {
             if (level == 0) {
                 result->add(elem);
@@ -1443,7 +1445,7 @@ copy(ConstElementPtr from, int level) {
         }
         return (result);
     } else if (from_type == Element::map) {
-        ElementPtr result = ElementPtr(new MapElement());
+        ElementPtr result = ElementPtr(new MapElement(pos));
         for (auto const& kv : from->mapValue()) {
             auto key = kv.first;
             auto value = kv.second;
diff --git a/src/lib/http/tests/basic_auth_config_unittests.cc b/src/lib/http/tests/basic_auth_config_unittests.cc
index 0b32999c72..ab41aa8ff9 100644
--- a/src/lib/http/tests/basic_auth_config_unittests.cc
+++ b/src/lib/http/tests/basic_auth_config_unittests.cc
@@ -556,7 +556,6 @@ TEST_F(BasicHttpAuthConfigTest, parse) {
     cfg->set("clients", clients_cfg);
     EXPECT_NO_THROW(config.parse(cfg));
     runToElementTest<BasicHttpAuthConfig>(cfg, config);
-    std::cout << "TKM config: " << prettyPrint(config.toElement()) << std::endl;
 
     // Check a working not empty config with files.
     config.clear();