using (ComReleaser comReleaser = new ComReleaser()) { IFeatureBuffer fcBuffer = fcTotalVertices.CreateFeatureBuffer(); comReleaser.ManageLifetime(fcBuffer); fcBuffer.Shape = (IGeometry)pcVertices; curTotalVertices = fcTotalVertices.Insert(true); comReleaser.ManageLifetime(curTotalVertices); curTotalVertices.InsertFeature(fcBuffer); curTotalVertices.Flush(); }