Add fallback for reports that don't have attached activities

lib/pleroma/web/mastodon_api/views/status_view.ex

@@ -209,8 +209,7 @@ defmodule Pleroma.Web.MastodonAPI.StatusView do
   end
 
   def render("show.json", %{activity: %{data: %{"object" => _object}} = activity} = opts) do
-    object = Object.normalize(activity, fetch: false)
-
+    with %Object{} = object <- Object.normalize(activity, fetch: false) do
       user = CommonAPI.get_user(activity.data["actor"])
       user_follower_address = user.follower_address
 
@@ -415,6 +414,9 @@ defmodule Pleroma.Web.MastodonAPI.StatusView do
           source: object.data["source"]
         }
       }
+    else
+      nil -> nil
+    end
   end
 
   def render("show.json", _) do

test/pleroma/web/admin_api/views/report_view_test.exs

@@ -3,7 +3,7 @@
 # SPDX-License-Identifier: AGPL-3.0-only
 
 defmodule Pleroma.Web.AdminAPI.ReportViewTest do
-  use Pleroma.DataCase, async: true
+  use Pleroma.DataCase, async: false
 
   import Pleroma.Factory