4 files changed, 15 insertions, 2 deletions
diff --git a/scene/main/http_request.cpp b/scene/main/http_request.cpp
index 8b68b3215c..e65314644e 100644
--- a/scene/main/http_request.cpp
+++ b/scene/main/http_request.cpp
@@ -286,7 +286,7 @@ bool HTTPRequest::_update_connection() {
 					call_deferred("_request_done", RESULT_SUCCESS, response_code, response_headers, PoolByteArray());
 					return true;
 				}
-				if (got_response && body_len < 0) {
+				if (body_len < 0) {
 					// Chunked transfer is done
 					call_deferred("_request_done", RESULT_SUCCESS, response_code, response_headers, body);
 					return true;
diff --git a/scene/main/node.cpp b/scene/main/node.cpp
index 5f9c187e0b..0465ffe442 100644
--- a/scene/main/node.cpp
+++ b/scene/main/node.cpp
@@ -41,6 +41,8 @@
 
 VARIANT_ENUM_CAST(Node::PauseMode);
 
+int Node::orphan_node_count = 0;
+
 void Node::_notification(int p_notification) {
 
 	switch (p_notification) {
@@ -84,11 +86,14 @@ void Node::_notification(int p_notification) {
 				add_to_group("_vp_unhandled_key_input" + itos(get_viewport()->get_instance_id()));
 
 			get_tree()->node_count++;
+			orphan_node_count--;
 
 		} break;
 		case NOTIFICATION_EXIT_TREE: {
 
 			get_tree()->node_count--;
+			orphan_node_count++;
+
 			if (data.input)
 				remove_from_group("_vp_input" + itos(get_viewport()->get_instance_id()));
 			if (data.unhandled_input)
@@ -2421,7 +2426,7 @@ void Node::_replace_connections_target(Node *p_new_target) {
 
 		if (c.flags & CONNECT_PERSIST) {
 			c.source->disconnect(c.signal, this, c.method);
-			bool valid = p_new_target->has_method(c.method) || p_new_target->get_script().is_null() || Ref<Script>(p_new_target->get_script())->has_method(c.method);
+			bool valid = p_new_target->has_method(c.method) || Ref<Script>(p_new_target->get_script()).is_null() || Ref<Script>(p_new_target->get_script())->has_method(c.method);
 			ERR_EXPLAIN("Attempt to connect signal \'" + c.source->get_class() + "." + c.signal + "\' to nonexistent method \'" + c.target->get_class() + "." + c.method + "\'");
 			ERR_CONTINUE(!valid);
 			c.source->connect(c.signal, p_new_target, c.method, c.binds, c.flags);
@@ -2938,6 +2943,8 @@ Node::Node() {
 	data.use_placeholder = false;
 	data.display_folded = false;
 	data.ready_first = true;
+
+	orphan_node_count++;
 }
 
 Node::~Node() {
@@ -2948,6 +2955,8 @@ Node::~Node() {
 
 	ERR_FAIL_COND(data.parent);
 	ERR_FAIL_COND(data.children.size());
+
+	orphan_node_count--;
 }
 
 ////////////////////////////////
diff --git a/scene/main/node.h b/scene/main/node.h
index b490db37c5..9b9ca06455 100644
--- a/scene/main/node.h
+++ b/scene/main/node.h
@@ -75,6 +75,8 @@ public:
 		bool operator()(const Node *p_a, const Node *p_b) const { return p_b->data.process_priority == p_a->data.process_priority ? p_b->is_greater_than(p_a) : p_b->data.process_priority > p_a->data.process_priority; }
 	};
 
+	static int orphan_node_count;
+
 private:
 	struct GroupData {
 
diff --git a/scene/main/viewport.cpp b/scene/main/viewport.cpp
index 05c183275a..52f63ddc1d 100644
--- a/scene/main/viewport.cpp
+++ b/scene/main/viewport.cpp
@@ -391,9 +391,11 @@ void Viewport::_notification(int p_what) {
 
 			if (physics_object_picking && (to_screen_rect == Rect2() || Input::get_singleton()->get_mouse_mode() != Input::MOUSE_MODE_CAPTURED)) {
 
+#ifndef _3D_DISABLED
 				Vector2 last_pos(1e20, 1e20);
 				CollisionObject *last_object = NULL;
 				ObjectID last_id = 0;
+#endif
 				PhysicsDirectSpaceState::RayResult result;
 				Physics2DDirectSpaceState *ss2d = Physics2DServer::get_singleton()->space_get_direct_state(find_world_2d()->get_space());