From 40dead89e5badd2b1b4397c1ea08f662ef7cb9e6 Mon Sep 17 00:00:00 2001
From: Michael Kirk <michael.code@endoftheworl.de>
Date: Fri, 5 May 2017 17:14:12 -0400
Subject: [PATCH] don't crash invite flow when contacts disabled

// FREEBIE
---
 Signal/src/ViewControllers/ContactsPicker.swift | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/Signal/src/ViewControllers/ContactsPicker.swift b/Signal/src/ViewControllers/ContactsPicker.swift
index 1c8297e45..068c6f04d 100644
--- a/Signal/src/ViewControllers/ContactsPicker.swift
+++ b/Signal/src/ViewControllers/ContactsPicker.swift
@@ -274,7 +274,15 @@ open class ContactsPicker: UIViewController, UITableViewDelegate, UITableViewDat
     open func tableView(_ tableView: UITableView, titleForHeaderInSection section: Int) -> String? {
         let dataSource = filteredSections
 
+        guard dataSource.count >= section else {
+            return nil
+        }
+        
         if dataSource[section].count > 0 {
+            guard collation.sectionTitles.count >= section else {
+                return nil
+            }
+            
             return collation.sectionTitles[section]
         } else {
             return nil