[Administration] Abonnements : correctif

backend/controllers/SubscriptionController.php

         $subscriptionModule = $this->getSubscriptionModule();
         $distributionModule = $this-> getDistributionModule();
         $subscription = $subscriptionModule->findOneSubscriptionById($idSubscription);
-        $matchedDistributionsArray = $distributionModule->findDistributionsIncomingMatchWithSubscrtiption($subscription, true);
+        if($subscription) {
+            $matchedDistributionsArray = $distributionModule->findDistributionsIncomingMatchWithSubscrtiption($subscription, true);
 
-        if ($generate) {
-            if ($update) {
-                $subscriptionModule->getOrderManager()
-                    ->deleteOrdersIncomingDistributionsFromSubscription($subscription);
-            }
-            foreach ($matchedDistributionsArray as $distribution) {
-                $subscriptionModule->createOrderFromSubscription($subscription, $distribution->date);
+            if ($generate) {
+                if ($update) {
+                    $subscriptionModule->getOrderManager()
+                        ->deleteOrdersIncomingDistributionsFromSubscription($subscription);
+                }
+                foreach ($matchedDistributionsArray as $distribution) {
+                    $subscriptionModule->createOrderFromSubscription($subscription, $distribution->date);
+                }
+                $this->setFlash('success', 'Commandes ' . ($update ? 're-' : '') . 'générées dans les distributions futures.');
+                return $this->redirect(['subscription/index']);
             }
-            $this->setFlash('success', 'Commandes ' . ($update ? 're-' : '') . 'générées dans les distributions futures.');
+
+            return $this->render('update_distributions', [
+                'matchedDistributionsArray' => $matchedDistributionsArray,
+                'idSubscription' => $idSubscription,
+                'update' => $update
+            ]);
+        }
+        else {
+            $this->setFlash('error', 'Abonnement introuvable');
             return $this->redirect(['subscription/index']);
         }
-
-        return $this->render('update_distributions', [
-            'matchedDistributionsArray' => $matchedDistributionsArray,
-            'idSubscription' => $idSubscription,
-            'update' => $update
-        ]);
     }
 
     public function actionAjaxInfos(int $idSubscription = 0)