From 708c38b0895eaab7fc19c9cde495d884094df5bd Mon Sep 17 00:00:00 2001
From: Candid Dauth <cdauth@cdauth.eu>
Date: Thu, 6 Oct 2016 15:51:49 +0300
Subject: [PATCH] "Add line" was broken after last commits

---
 frontend/app/map/lines/lines.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/frontend/app/map/lines/lines.js b/frontend/app/map/lines/lines.js
index f37a6334..9e7a3463 100644
--- a/frontend/app/map/lines/lines.js
+++ b/frontend/app/map/lines/lines.js
@@ -24,7 +24,7 @@
 			var linesUi = {
 				_addLine: function(line) {
 					var trackPoints = [ ];
-					var p = (editingLineId == line.id ? line.routePoints : line.trackPoints) || [ ];
+					var p = (editingLineId != null && editingLineId == line.id ? line.routePoints : line.trackPoints) || [ ];
 					for(var i=0; i<p.length; i++) {
 						if(p[i] != null)
 							trackPoints.push(L.latLng(p[i].lat, p[i].lon));
@@ -59,7 +59,7 @@
 
 					linesById[line.id].setLatLngs(trackPoints).setStyle(style);
 
-					if(linesById[line.id].isPopupOpen()) {
+					if(line.id != null && linesById[line.id].isPopupOpen()) {
 						if(same)
 							linesUi._renderLinePopup(line);
 						else