Merge 3.x into master

src/Backend/MessageManagerBackendDispatcher.php

@@ -99,7 +99,7 @@ public function handle(MessageInterface $message, EventDispatcherInterface $disp
      */
     public function getStatus()
     {
-        return new Success('Channel is running (RabbitMQ) and consumers for all queues available.');
+        return new Success('Channel is running (Database) and consumers for all queues available.');
     }
 
     /**

src/Entity/MessageManager.php

@@ -89,7 +89,7 @@ public function countStates()
             MessageInterface::STATE_OPEN => 0,
         ];
 
-        foreach ($stm->fetch() as $data) {
+        while ($data = $stm->fetch()) {
             $states[$data['state']] = $data['cnt'];
         }