workarround for samples bug: admin materials inaccessible

web/modules/custom/materio_samples/src/Plugin/Field/FieldFormatter/SamplesDefaultFormatter.php

@@ -33,8 +33,7 @@ class SamplesDefaultFormatter extends FormatterBase {
 
       $term = Term::load($item->target_id);
 
-      if(!$term) return;
-      
+      if($term){
         // translate the term
         $term = \Drupal::service('entity.repository')->getTranslationFromContext($term, $language);
   
@@ -50,6 +49,22 @@ class SamplesDefaultFormatter extends FormatterBase {
             ]
           ),
         ];
+
+      } else {
+        $elements[$delta] = [
+          // We create a render array to produce the desired markup,
+          // "<p style="color: #hexcolor">The color code ... #hexcolor</p>".
+          // See theme_html_tag().
+          '#type' => 'html_tag',
+          '#tag' => 'span',
+          '#value' => $this->t('@target : @location', [
+              '@target' => "Bug no term available",
+              '@location' => $item->location
+            ]
+          ),
+        ];
+      }
+
     }