diff --git a/src/Controller/Admin/QueueController.php b/src/Controller/Admin/QueueController.php
index 350c9e18..2a4f0d37 100644
--- a/src/Controller/Admin/QueueController.php
+++ b/src/Controller/Admin/QueueController.php
@@ -58,7 +58,11 @@ public function index() {
 		$tasks = $taskFinder->all();
 		$addableTasks = $taskFinder->allAddable(AddFromBackendInterface::class);
 
-		$servers = $this->QueueProcesses->find()->distinct(['server'])->find('list', ['keyField' => 'server', 'valueField' => 'server'])->toArray();
+		$servers = $this->QueueProcesses->find()
+			->distinct(['server'])
+			->where(['server IS NOT' => null])
+			->find('list', ['keyField' => 'server', 'valueField' => 'server'])
+			->toArray();
 		$this->set(compact('new', 'current', 'data', 'pendingDetails', 'status', 'tasks', 'addableTasks', 'servers'));
 	}
 
diff --git a/src/Queue/Processor.php b/src/Queue/Processor.php
index e3779f74..48be2424 100644
--- a/src/Queue/Processor.php
+++ b/src/Queue/Processor.php
@@ -24,6 +24,7 @@
 /**
  * Main shell to init and run queue workers.
  */
+#[\AllowDynamicProperties]
 class Processor {
 
 	/*
diff --git a/tests/TestCase/Model/Table/QueuedJobsTableTest.php b/tests/TestCase/Model/Table/QueuedJobsTableTest.php
index ea961381..e2d988cc 100644
--- a/tests/TestCase/Model/Table/QueuedJobsTableTest.php
+++ b/tests/TestCase/Model/Table/QueuedJobsTableTest.php
@@ -352,7 +352,8 @@ public function testNotBeforeOrder() {
 			$tmp = $this->QueuedJobs->requestJob($capabilities);
 
 			$this->assertSame($item['name'], $tmp['job_task']);
-			$this->assertEquals($item['data'], unserialize($tmp['data']));
+			$dataValue = $tmp['data'] !== null ? unserialize($tmp['data']) : null;
+			$this->assertEquals($item['data'], $dataValue);
 		}
 	}
 
@@ -415,14 +416,14 @@ public function testRateLimit() {
 		$this->QueuedJobs->clearKey();
 		$tmp = $this->QueuedJobs->requestJob($capabilities);
 		$this->assertSame('Queue.Example', $tmp['job_task']);
-		$this->assertFalse(unserialize($tmp['data']));
+		$this->assertNull($tmp['data']);
 
 		usleep(100000);
 		//and again.
 		$this->QueuedJobs->clearKey();
 		$tmp = $this->QueuedJobs->requestJob($capabilities);
 		$this->assertSame('Queue.Example', $tmp['job_task']);
-		$this->assertFalse(unserialize($tmp['data']));
+		$this->assertNull($tmp['data']);
 
 		//Then some time passes
 		sleep(2);
@@ -437,7 +438,7 @@ public function testRateLimit() {
 		$this->QueuedJobs->clearKey();
 		$tmp = $this->QueuedJobs->requestJob($capabilities);
 		$this->assertSame('Queue.Example', $tmp['job_task']);
-		$this->assertFalse(unserialize($tmp['data']));
+		$this->assertNull($tmp['data']);
 
 		//Then some more time passes
 		sleep(2);
@@ -452,7 +453,7 @@ public function testRateLimit() {
 		$this->QueuedJobs->clearKey();
 		$tmp = $this->QueuedJobs->requestJob($capabilities);
 		$this->assertSame('Queue.Example', $tmp['job_task']);
-		$this->assertFalse(unserialize($tmp['data']));
+		$this->assertNull($tmp['data']);
 
 		//and now the queue is empty
 		$this->QueuedJobs->clearKey();