diff --git a/apps/lenra/lib/lenra/services/openfaas_services.ex b/apps/lenra/lib/lenra/services/openfaas_services.ex
index 80a7356c..cdbebcce 100644
--- a/apps/lenra/lib/lenra/services/openfaas_services.ex
+++ b/apps/lenra/lib/lenra/services/openfaas_services.ex
@@ -94,9 +94,6 @@ defmodule Lenra.OpenfaasServices do
       :ok ->
         :ok
 
-      {:error, :ressource_not_found} ->
-        {:error, :listener_not_found}
-
       err ->
         err
     end
@@ -126,7 +123,7 @@ defmodule Lenra.OpenfaasServices do
       {:ok, %{"widget" => widget}} ->
         {:ok, widget}
 
-      {:error, :ressource_not_found} ->
+      :error404 ->
         {:error, :widget_not_found}
 
       err ->
@@ -155,7 +152,7 @@ defmodule Lenra.OpenfaasServices do
         Logger.debug("Got manifest : #{inspect(manifest)}")
         {:ok, manifest}
 
-      {:error, :ressource_not_found} ->
+      :error404 ->
         {:error, :manifest_not_found}
 
       err ->
@@ -276,7 +273,7 @@ defmodule Lenra.OpenfaasServices do
 
       404 ->
         Logger.error(body)
-        {:error, :ressource_not_found}
+        :error404
 
       500 ->
         Logger.error(body)
diff --git a/apps/lenra_web/lib/lenra_web/application_runner_adapter.ex b/apps/lenra_web/lib/lenra_web/application_runner_adapter.ex
index 33f25d32..be938c84 100644
--- a/apps/lenra_web/lib/lenra_web/application_runner_adapter.ex
+++ b/apps/lenra_web/lib/lenra_web/application_runner_adapter.ex
@@ -5,8 +5,8 @@ defmodule LenraWeb.ApplicationRunnerAdapter do
   """
   @behaviour ApplicationRunner.AdapterBehavior
 
-  alias ApplicationRunner.{Data, EnvState, SessionState}
-  alias Lenra.{DataServices, OpenfaasServices, User, UserDataServices}
+  alias ApplicationRunner.{EnvState, SessionState}
+  alias Lenra.{DataServices, OpenfaasServices, UserDataServices}
   require Logger
 
   @impl true
@@ -89,6 +89,10 @@ defmodule LenraWeb.ApplicationRunnerAdapter do
     send(socket_pid, {:send, atom, ui_or_patches})
   end
 
+  def on_ui_changed(session_state, message) do
+    raise "Error, not maching on_ui_changed/2 #{inspect(session_state)}, #{inspect(message)}"
+  end
+
   @impl true
   def exec_query(%SessionState{assigns: %{environment: env, user: user}}, query) do
     DataServices.exec_query(query, env.id, user.id)
@@ -104,10 +108,6 @@ defmodule LenraWeb.ApplicationRunnerAdapter do
     UserDataServices.create_user_data(env.id, user.id)
   end
 
-  def on_ui_changed(session_state, message) do
-    raise "Error, not maching on_ui_changed/2 #{inspect(session_state)}, #{inspect(message)}"
-  end
-
   def additional_session_modules(opts) do
     [{Lenra.TokenAgent, opts}]
   end