diff --cc src/Plugin/facets/facet_source/SearchApiViewsDeriver.php
index c9d3470,da90300..0000000
--- a/src/Plugin/facets/facet_source/SearchApiViewsDeriver.php
+++ b/src/Plugin/facets/facet_source/SearchApiViewsDeriver.php
@@@ -23,23 -23,30 +23,29 @@@ class SearchApiViewsDeriver extends Fac
  
      $plugin_derivatives = array();
      foreach ($search_api_displays->getDefinitions() as $display) {
-       $machine_name = $display['view_id'] . '__' . $display['view_display'];
- 
-       $plugin_derivatives[$machine_name] = [
-         'id' => $base_plugin_id . ':' . $machine_name,
-         'label' => $display['label'],
-         'description' => $this->t('Provides a facet source.'),
-         'view_id' => $display['view_id'],
-         'view_display' => $display['view_display'],
-       ] + $base_plugin_definition;
- 
-       $arguments = [
-         '%view' => $display['label'],
-         '%display' => $display['view_display'],
-       ];
-       $sources[] = $this->t('Search API view: %view, display: %display', $arguments);
+       // Avoid providing corrupted displays.
+       if (
+         isset($display['view_id']) &&
+         isset($display['view_display']) &&
+         isset($display['label'])
+       ) {
+         $machine_name = $display['view_id'] . '__' . $display['view_display'];
+ 
+         $plugin_derivatives[$machine_name] = [
 -            'id' => $base_plugin_id . ':' . $machine_name,
 -            'label' => $display['label'],
 -            'description' => $this->t('Provides a facet source.'),
 -            'view_id' => $display['view_id'],
 -            'view_display' => $display['view_display'],
 -          ] + $base_plugin_definition;
++          'id' => $base_plugin_id . ':' . $machine_name,
++          'label' => $display['label'],
++          'description' => $this->t('Provides a facet source.'),
++          'view_id' => $display['view_id'],
++          'view_display' => $display['view_display'],
++        ] + $base_plugin_definition;
+ 
+         $arguments = [
+           '%view' => $display['label'],
+           '%display' => $display['view_display'],
+         ];
+         $sources[] = $this->t('Search API view: %view, display: %display', $arguments);
+       }
      }
--
      uasort($plugin_derivatives, array($this, 'compareDerivatives'));
  
      $this->derivatives[$base_plugin_id] = $plugin_derivatives;