Deleting Connectable from the connectables vector is resulting in segfault.

src/app-manager.h

@@ -153,6 +153,7 @@ namespace VISEQ::APP {
 			void update(){
 				state->update(canvas->camera);
 				canvas->update();
+				gm.update();
 
 				mutex.lock();
 				updateMidiPorts();

src/connectable.h

@@ -10,7 +10,7 @@ namespace VISEQ::BASE {
 		public:
 			Connectable() {}
 			Connectable(Vec2Df position) : Draggable(position) {}
-			virtual ~Connectable() {}
+			virtual ~Connectable() {remove();}
 		
 			inline static std::vector<std::shared_ptr<Connectable>> connectables;
 
@@ -24,9 +24,14 @@ namespace VISEQ::BASE {
 			}
 
 			virtual void init() {
-				connectables.emplace_back(this);
+				VISEQ::BASE::Connectable::connectables.emplace_back(this);
 			}
 			
+			virtual void remove() {
+				std::cout << "delete Connectable: " << getPtr() << std::endl;
+		//		std::erase(VISEQ::BASE::Connectable::connectables, getPtr());
+			}
+
 			virtual void drag(Vec2Df new_position) override {
 				connecting = true;
 				connecting_position = new_position;
@@ -39,6 +44,8 @@ namespace VISEQ::BASE {
 
 			virtual void connect() {
 				if(picked_up){
+					std::cout << getPtr() << std::endl;
+					std::cout << "connect use count: " << getPtr().use_count() << std::endl;
 					for(auto c : connectables){
 						if(c != getPtr() && c->hovering()) {
 							partner = c;
@@ -46,6 +53,7 @@ namespace VISEQ::BASE {
 							new_partner = true;
 							partner->new_partner = true;
 							std::cout << "connect use count: " << getPtr().use_count() << std::endl;
+							std::cout << connectables.size() << std::endl;
 							break;
 						}
 					}

src/connector.h

@@ -13,6 +13,8 @@ namespace VISEQ::GRAPH {
 	class Connector : public BASE::Connectable, public GraphItem{
 		public:
 			Connector() {}
+			//~Connector() {BASE::Connectable::remove();}
+
 			Connector(std::shared_ptr<GraphItem> parent, Vec2Df center_position, float orbit) : orbit(orbit) {
 				setPosition(center_position);
 				setParent(parent);

src/edge.h

@@ -17,8 +17,8 @@ namespace VISEQ::GRAPH::EDGES {
 			std::shared_ptr<NODES::Node> start;
 			std::shared_ptr<NODES::Node> end;
 
-			std::shared_ptr<Connector> start_conn;
+			std::weak_ptr<Connector> start_conn;
-			std::shared_ptr<Connector> end_conn;
+			std::weak_ptr<Connector> end_conn;
 
 			EdgeType edgeType;
 

src/graph-manager.h

@@ -223,19 +223,9 @@ namespace VISEQ::GRAPH {
 			}
 
 			void removeEdges(){
-
 				for(auto edge : remove_edges){
-					edge->start_conn->partner.reset();
+				//	edge->start->removeConnector(edge->start_conn);
-					std::cout << "connectors size: " << edge->start->connectors.size() << std::endl;
+				//	edge->end->removeConnector(edge->end_conn);
-					std::cout << "use count: " << edge->start_conn.use_count() << std::endl;
-					edge->start_conn.reset();
-					edge->end_conn.reset();
-					std::cout << "connectors size: " << edge->start->connectors.size() << std::endl;
-					std::cout << "use count: " << edge->start_conn.use_count() << std::endl;
-					std::erase(edge->start->connectors, edge->start_conn);
-					std::erase(edge->end->connectors, edge->end_conn);
-					std::cout << "connectors size: " << edge->start->connectors.size() << std::endl;
-					std::cout << "use count: " << edge->start_conn.use_count() << std::endl;
 					std::erase(edge->start->connections, edge);
 					std::erase(edge->end->connections, edge);
 					std::erase(edges, edge);	
@@ -310,10 +300,13 @@ namespace VISEQ::GRAPH {
 				}
 				std::ranges::copy(copy_connections.begin(), copy_connections.end(), std::back_inserter(edges));
 			}
-
+			
-			void drawEdges(Vec2Df mouse_pos, Camera2D cam){
+			void update(){
 				if(!remove_edges.empty()) removeEdges();
 				if(!split_edges.empty()) splitEdges();
+			}
+
+			void drawEdges(Vec2Df mouse_pos, Camera2D cam){
 				for(auto c : edges){
 					Vec2Df v1_position = c->start->position - ((c->start->position - c->end->position)).norm() * (c->start->radius + c->connector_offset);
 					Vec2Df v2_position = c->end->position - ((c->end->position - c->start->position)).norm() * (c->end->radius + c->connector_offset);

src/interaction-manager.h

@@ -189,6 +189,7 @@ namespace VISEQ::INTERACTION{
 						auto connector = std::dynamic_pointer_cast<Connector>(e.item);
 						auto connector_to = std::dynamic_pointer_cast<Connector>(connector->partner);
 						gm->addConnection(std::dynamic_pointer_cast<Node>(connector->parent), std::dynamic_pointer_cast<Node>(connector_to->parent));
+						std::cout << "connector use count: " << connector->getPtr().use_count() << std::endl;
 						connect_once = true;
 					}
 

src/node.h

@@ -56,7 +56,11 @@ namespace VISEQ::GRAPH::NODES {
 			connectors.emplace_back(std::make_shared<Connector>(GraphItem::getptr(), position, radius + 5.0f));
 			connectors.back()->init();
 		}
-		
+
+		void removeConnector(std::shared_ptr<Connector> connector){
+			std::erase(connectors, connector);
+		}
+
 		void init() {
 			addConnector();
 		}