animate: function(a) {
var b = this, d = b.points, f = b.startAngleRad;
a || (H(d, function(a) {
var c =
a.graphic, d = a.shapeArgs;
c && (c.attr({
r: a.startR || b.center[3] / 2, //Line where error is shown
start: f,
end: f