From 072043328c82640c75f4ce14f44413f7b17e17ab Mon Sep 17 00:00:00 2001
From: pookmish <pookmish@stanford.edu>
Date: Thu, 3 Aug 2023 16:08:48 -0700
Subject: [PATCH] Handle null site resolvers.

---
 modules/next/src/Render/MainContent/HtmlRenderer.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/modules/next/src/Render/MainContent/HtmlRenderer.php b/modules/next/src/Render/MainContent/HtmlRenderer.php
index 1909062f..99d1642f 100644
--- a/modules/next/src/Render/MainContent/HtmlRenderer.php
+++ b/modules/next/src/Render/MainContent/HtmlRenderer.php
@@ -108,11 +108,11 @@ protected function prepare(array $main_content, Request $request, RouteMatchInte
     }
 
     $next_entity_type_config = $this->nextEntityTypeManager->getConfigForEntityType($entity->getEntityTypeId(), $entity->bundle());
-    if (!$next_entity_type_config) {
+    if (!$next_entity_type_config || !$next_entity_type_config->getSiteResolver()) {
       return $build;
     }
 
-    $sites = $next_entity_type_config->getSiteResolver()->getSitesForEntity($entity);
+    $sites = $next_entity_type_config->getSiteResolver()->getSitesForEntity($entity) ?? [];
     if (!count($sites)) {
       return $build;
     }