diff --git a/.gitignore b/.gitignore
index 9f6650b4b..5e1d85557 100644
--- a/.gitignore
+++ b/.gitignore
@@ -47,4 +47,5 @@ release/
 docker/production/.env
 test-junit-report.xml
 js/junit.xml
-.env
\ No newline at end of file
+.env
+demo/
diff --git a/js/src/views/Event/Event.vue b/js/src/views/Event/Event.vue
index b30adfeba..48991bdad 100755
--- a/js/src/views/Event/Event.vue
+++ b/js/src/views/Event/Event.vue
@@ -135,17 +135,17 @@
                     }"
                   >
                     <!-- We retire one because of the event creator who is a participant -->
-                    <span v-if="event.options.maximumAttendeeCapacity">
+                    <span v-if="maximumAttendeeCapacity">
                       {{
                         $tc(
                           "{available}/{capacity} available places",
-                          event.options.maximumAttendeeCapacity -
+                          maximumAttendeeCapacity -
                             event.participantStats.participant,
                           {
                             available:
-                              event.options.maximumAttendeeCapacity -
+                              maximumAttendeeCapacity -
                               event.participantStats.participant,
-                            capacity: event.options.maximumAttendeeCapacity,
+                            capacity: maximumAttendeeCapacity,
                           }
                         )
                       }}
@@ -163,17 +163,17 @@
                     </span>
                   </router-link>
                   <span v-else>
-                    <span v-if="event.options.maximumAttendeeCapacity">
+                    <span v-if="maximumAttendeeCapacity">
                       {{
                         $tc(
                           "{available}/{capacity} available places",
-                          event.options.maximumAttendeeCapacity -
+                          maximumAttendeeCapacity -
                             event.participantStats.participant,
                           {
                             available:
-                              event.options.maximumAttendeeCapacity -
+                              maximumAttendeeCapacity -
                               event.participantStats.participant,
-                            capacity: event.options.maximumAttendeeCapacity,
+                            capacity: maximumAttendeeCapacity,
                           }
                         )
                       }}
@@ -1074,20 +1074,23 @@ export default class Event extends EventMixin {
       : this.event.beginsOn;
   }
 
+  get maximumAttendeeCapacity(): number {
+    return this.event?.options?.maximumAttendeeCapacity;
+  }
+
   get eventCapacityOK(): boolean {
     if (this.event.draft) return true;
-    if (!this.event.options.maximumAttendeeCapacity) return true;
+    if (!this.maximumAttendeeCapacity) return true;
     return (
-      this.event.options.maximumAttendeeCapacity >
+      this.event?.options?.maximumAttendeeCapacity >
       this.event.participantStats.participant
     );
   }
 
   get numberOfPlacesStillAvailable(): number {
-    if (this.event.draft) return this.event.options.maximumAttendeeCapacity;
+    if (this.event.draft) return this.maximumAttendeeCapacity;
     return (
-      this.event.options.maximumAttendeeCapacity -
-      this.event.participantStats.participant
+      this.maximumAttendeeCapacity - this.event.participantStats.participant
     );
   }
 
diff --git a/lib/graphql/resolvers/discussion.ex b/lib/graphql/resolvers/discussion.ex
index d42e5c135..b7ca8e51a 100644
--- a/lib/graphql/resolvers/discussion.ex
+++ b/lib/graphql/resolvers/discussion.ex
@@ -32,16 +32,10 @@ defmodule Mobilizon.GraphQL.Resolvers.Discussion do
     end
   end
 
-  def find_discussions_for_actor(%Actor{}, _args, %{
-        context: %{
-          current_user: %User{}
-        }
-      }) do
+  def find_discussions_for_actor(%Actor{}, _args, _resolution) do
     {:ok, %Page{total: 0, elements: []}}
   end
 
-  def find_discussions_for_actor(%Actor{}, _args, _resolution), do: {:error, :unauthenticated}
-
   @spec get_discussion(any(), map(), Absinthe.Resolution.t()) ::
           {:ok, Discussion.t()} | {:error, :unauthorized | :discussion_not_found | String.t()}
   def get_discussion(_parent, %{id: id}, %{
diff --git a/lib/mobilizon/posts/post.ex b/lib/mobilizon/posts/post.ex
index a19693716..789a7a95e 100644
--- a/lib/mobilizon/posts/post.ex
+++ b/lib/mobilizon/posts/post.ex
@@ -22,8 +22,8 @@ defmodule Mobilizon.Posts.Post do
   import Ecto.Changeset
   alias Ecto.Changeset
   alias Mobilizon.Actors.Actor
+  alias Mobilizon.{Events, Medias}
   alias Mobilizon.Events.Tag
-  alias Mobilizon.Medias
   alias Mobilizon.Medias.Media
   alias Mobilizon.Posts.Post.TitleSlug
   alias Mobilizon.Posts.PostVisibility
@@ -141,6 +141,12 @@ defmodule Mobilizon.Posts.Post do
 
   defp put_tags(changeset, _), do: changeset
 
+  @spec process_tag(map() | Tag.t()) :: Tag.t() | Ecto.Changeset.t()
+  # We need a changeset instead of a raw struct because of slug which is generated in changeset
+  defp process_tag(%{id: id} = _tag) do
+    Events.get_tag(id)
+  end
+
   defp process_tag(tag), do: Tag.changeset(%Tag{}, tag)
 
   defp maybe_put_publish_date(%Changeset{} = changeset) do