From 17474e66cc0a57a28650eb1c102a96b645775cce Mon Sep 17 00:00:00 2001
From: Pavel Dohnal <pavel@mailpoet.com>
Date: Mon, 30 Sep 2019 14:00:14 +0200
Subject: [PATCH] Handle incorrect group gracefully

[MAILPOET-1953]
---
 lib/Models/Subscriber.php | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/lib/Models/Subscriber.php b/lib/Models/Subscriber.php
index 05131048d5..42f0fa8113 100644
--- a/lib/Models/Subscriber.php
+++ b/lib/Models/Subscriber.php
@@ -173,9 +173,12 @@ class Subscriber extends Model {
     ];
 
     foreach ($segments as $segment) {
-      $subscribers_count = $segment->subscribers()
-        ->filter('groupBy', $group)
-        ->count();
+      $subscribers_count = 0;
+      $subscribers = $segment->subscribers()
+        ->filter('groupBy', $group);
+      if ($subscribers) {
+        $subscribers_count = $subscribers->count();
+      }
 
       $label = sprintf(
         '%s (%s)',