Correction du DataPersistor

Model/CategoryWidget/DataProvider.php

@@ -80,13 +80,13 @@ class DataProvider extends AbstractDataProvider
             }
         }
 
-        $data = $this->dataPersistor->get('nicolasbejean_categorywidget');
+        $data = $this->dataPersistor->get('nicolasbejean_categorywidget_item');
 
         if (!empty($data)) {
             $categoryWidget = $this->collection->getNewEmptyItem();
             $categoryWidget->setData($data);
             $this->loadedData[$categoryWidget->getId()] = $categoryWidget->getData();
-            $this->dataPersistor->clear('nicolasbejean_categorywidget');
+            $this->dataPersistor->clear('nicolasbejean_categorywidget_item');
         }
 
         return $this->loadedData;