diff -r e2080ac44039 -r 488d0ba6070b src/linetypes/edge.cpp
--- a/src/linetypes/edge.cpp	Fri Sep 17 22:43:22 2021 +0300
+++ b/src/linetypes/edge.cpp	Tue Sep 21 16:00:15 2021 +0300
@@ -15,3 +15,8 @@
 	Q_UNUSED(context)
 	polygons.push_back(gl::edgeLine(this->points[0], this->points[1], this->colorIndex, this->id));
 }
+
+ldraw::Object::Type ldraw::Edge::typeIdentifier() const
+{
+	return Type::EdgeLine;
+}