diff --git a/VERSION.txt b/VERSION.txt
index 6b93b22dd885..3deddf16c2da 100644
--- a/VERSION.txt
+++ b/VERSION.txt
@@ -1 +1 @@
-5.1.44
\ No newline at end of file
+5.1.45
\ No newline at end of file
diff --git a/app/Utils/HtmlEngine.php b/app/Utils/HtmlEngine.php
index 0fe5bf86c501..6f891eeabe4f 100644
--- a/app/Utils/HtmlEngine.php
+++ b/app/Utils/HtmlEngine.php
@@ -375,7 +375,7 @@ class HtmlEngine
         $data['$entity_footer'] = ['value' => $this->entity->footer, 'label' => ''];
 
         $data['$page_size'] = ['value' => $this->settings->page_size, 'label' => ''];
-        $data['$page_layout'] = ['value' => $this->settings->page_layout, 'label' => ''];
+        $data['$page_layout'] = ['value' => property_exists($this->settings, 'page_layout') ? $this->settings->page_layout : 'Portrait', 'label' => ''];
 
         $arrKeysLength = array_map('strlen', array_keys($data));
         array_multisort($arrKeysLength, SORT_DESC, $data);
diff --git a/config/ninja.php b/config/ninja.php
index dfa73b5ec103..4c40162c8ce6 100644
--- a/config/ninja.php
+++ b/config/ninja.php
@@ -14,8 +14,8 @@ return [
     'require_https' => env('REQUIRE_HTTPS', true),
     'app_url' => rtrim(env('APP_URL', ''), '/'),
     'app_domain' => env('APP_DOMAIN', ''),
-    'app_version' => '5.1.44',
-    'app_tag' => '5.1.44-release',
+    'app_version' => '5.1.45',
+    'app_tag' => '5.1.45-release',
     'minimum_client_version' => '5.0.16',
     'terms_version' => '1.0.1',
     'api_secret' => env('API_SECRET', false),