diff --git a/core/modules/views/src/Plugin/views/display/Page.php b/core/modules/views/src/Plugin/views/display/Page.php
index 53fe353..732fc47 100644
--- a/core/modules/views/src/Plugin/views/display/Page.php
+++ b/core/modules/views/src/Plugin/views/display/Page.php
@@ -496,6 +496,11 @@ public function postSaveView(array $original_display) {
 
     $route_rebuild = FALSE;
 
+    $this->display += [
+      'menu' => [],
+      'tab_options' => [],
+    ];
+
     if ($this->display['display_options']['menu'] != $original_display['display_options']['menu']) {
       $route_rebuild = TRUE;
     }
diff --git a/core/modules/views/src/Plugin/views/display/PathPluginBase.php b/core/modules/views/src/Plugin/views/display/PathPluginBase.php
index 6459e7c..f8a935b 100644
--- a/core/modules/views/src/Plugin/views/display/PathPluginBase.php
+++ b/core/modules/views/src/Plugin/views/display/PathPluginBase.php
@@ -520,6 +520,13 @@ public function postSaveView(array $original_display) {
 
     $route_rebuild = FALSE;
 
+    $this->display += [
+      'path' => '',
+      'route_name' => '',
+      'arguments' => [],
+      'access' => [],
+    ];
+
     if ($this->display['display_options']['path'] != $original_display['display_options']['path']) {
       $route_rebuild = TRUE;
     }