many changes :P

mapview/tools/ToolSelector.h

@@ -39,6 +39,7 @@ public:
 		// get all elements with bounding-box matchings
 		std::vector<MapModelElement*> possible;
 		for (MapModelElement* el : m->getModel()->getSelectedLayerElements()) {
+			if (!el->getMV2D()) {continue;}
 			BBox2 bbox = el->getMV2D()->getBoundingBox();					// elements 3D bbox
 			bbox.grow(Point2(g, g));							// grow a little (needed for straight lines)
 			if (bbox.contains(p2)) {possible.push_back(el);}	// intersection?