From 42f433202344133df05e773cb407fbfa784ffdef Mon Sep 17 00:00:00 2001
From: Maurice Parker <mo@vincode.io>
Date: Wed, 30 Oct 2019 04:04:13 -0500
Subject: [PATCH] Fix crash that can happen if updateUI is called before the UI
 is fully setup

---
 iOS/MasterFeed/MasterFeedViewController.swift | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/iOS/MasterFeed/MasterFeedViewController.swift b/iOS/MasterFeed/MasterFeedViewController.swift
index e6f0723ff..20f92c253 100644
--- a/iOS/MasterFeed/MasterFeedViewController.swift
+++ b/iOS/MasterFeed/MasterFeedViewController.swift
@@ -14,7 +14,7 @@ import RSTree
 
 class MasterFeedViewController: UITableViewController, UndoableCommandRunner {
 
-	private var refreshProgressView: RefreshProgressView!
+	private var refreshProgressView: RefreshProgressView?
 	private var addNewItemButton: UIBarButtonItem!
 	
 	private lazy var dataSource = makeDataSource()
@@ -572,8 +572,8 @@ private extension MasterFeedViewController {
 	}
 	
 	func updateUI() {
-		refreshProgressView.updateRefreshLabel()
-		addNewItemButton.isEnabled = !AccountManager.shared.activeAccounts.isEmpty
+		refreshProgressView?.updateRefreshLabel()
+		addNewItemButton?.isEnabled = !AccountManager.shared.activeAccounts.isEmpty
 	}
 	
 	func reloadNode(_ node: Node) {