diff -u b/src/Plugin/QueueWorker/WorkspaceReplication.php b/src/Plugin/QueueWorker/WorkspaceReplication.php
--- b/src/Plugin/QueueWorker/WorkspaceReplication.php
+++ b/src/Plugin/QueueWorker/WorkspaceReplication.php
@@ -167,7 +167,7 @@
             $source_workspace->setUnpublished();
           }
           if ($replication->getDeleteSource()) {
-            $source_workspace->setMarkToDrop();
+            $source_workspace->setQueuedForDelete();
           }
           $source_workspace->save();
           if ($source_workspace->id() != $this->workspaceDefault) {
only in patch2:
unchanged:
--- a/src/Controller/ArchivedWorkspacesListController.php
+++ b/src/Controller/ArchivedWorkspacesListController.php
@@ -19,6 +19,7 @@ class ArchivedWorkspacesListController extends ControllerBase {
     $rows = [];
     if (!empty($archived_workspaces)) {
       foreach ($archived_workspaces as $entity) {
+        $row = [];
         $row[] = $entity->label() . ' (' . $entity->getMachineName() . ')';
         $row[] = $entity->getOwner()->getDisplayname();
         $row[] = $entity->get('type')->first()->entity->label();