diff --git a/lib/ash_authentication/add_ons/confirmation/transformer.ex b/lib/ash_authentication/add_ons/confirmation/transformer.ex
index fe58465..f137234 100644
--- a/lib/ash_authentication/add_ons/confirmation/transformer.ex
+++ b/lib/ash_authentication/add_ons/confirmation/transformer.ex
@@ -189,19 +189,8 @@ defmodule AshAuthentication.AddOn.Confirmation.Transformer do
     with {:ok, resource} <- persisted_option(dsl_state, :module),
          {:ok, attribute} <- find_attribute(dsl_state, strategy.confirmed_at_field),
          :ok <- validate_attribute_option(attribute, resource, :writable?, [true]),
-         :ok <- validate_attribute_option(attribute, resource, :allow_nil?, [true]),
-         :ok <- validate_attribute_option(attribute, resource, :type, [Type.UtcDatetimeUsec]) do
-      :ok
-    else
-      :error ->
-        {:error,
-         DslError.exception(
-           path: [:confirmation],
-           message: "The `confirmed_at_field` option must be set."
-         )}
-
-      {:error, reason} ->
-        {:error, reason}
+         :ok <- validate_attribute_option(attribute, resource, :allow_nil?, [true]) do
+      validate_attribute_option(attribute, resource, :type, [Type.UtcDatetimeUsec])
     end
   end
 
diff --git a/lib/ash_authentication/strategies/oauth2/identity_change.ex b/lib/ash_authentication/strategies/oauth2/identity_change.ex
index 34959bc..a3e53e2 100644
--- a/lib/ash_authentication/strategies/oauth2/identity_change.ex
+++ b/lib/ash_authentication/strategies/oauth2/identity_change.ex
@@ -31,11 +31,9 @@ defmodule AshAuthentication.Strategy.OAuth2.IdentityChange do
     changeset
     |> Changeset.after_action(fn changeset, user ->
       with {:ok, user_id_attribute_name} <-
-             strategy.identity_resource
-             |> UserIdentity.Info.user_identity_user_id_attribute_name(),
+             UserIdentity.Info.user_identity_user_id_attribute_name(strategy.identity_resource),
            {:ok, _identity} <-
-             strategy.identity_resource
-             |> UserIdentity.Actions.upsert(%{
+             UserIdentity.Actions.upsert(strategy.identity_resource, %{
                user_info: Changeset.get_argument(changeset, :user_info),
                oauth_tokens: Changeset.get_argument(changeset, :oauth_tokens),
                strategy: Strategy.name(strategy),
@@ -44,7 +42,6 @@ defmodule AshAuthentication.Strategy.OAuth2.IdentityChange do
         user
         |> Ash.load(strategy.identity_relationship_name, domain: Info.domain!(strategy.resource))
       else
-        :error -> :error
         {:error, reason} -> {:error, reason}
       end
     end)
diff --git a/lib/ash_authentication/strategies/oauth2/transformer.ex b/lib/ash_authentication/strategies/oauth2/transformer.ex
index 640b371..6db1fd9 100644
--- a/lib/ash_authentication/strategies/oauth2/transformer.ex
+++ b/lib/ash_authentication/strategies/oauth2/transformer.ex
@@ -96,9 +96,6 @@ defmodule AshAuthentication.Strategy.OAuth2.Transformer do
          :ok <- maybe_validate_action_has_identity_change(action, strategy) do
       :ok
     else
-      :error ->
-        {:error, "Unable to validate register action"}
-
       {:error, reason} when is_binary(reason) ->
         {:error, "`#{inspect(strategy.register_action_name)}` action: #{reason}"}
 
@@ -139,7 +136,6 @@ defmodule AshAuthentication.Strategy.OAuth2.Transformer do
          :ok <- validate_action_has_preparation(action, OAuth2.SignInPreparation) do
       :ok
     else
-      :error -> {:error, "Unable to validate sign in action"}
       {:error, reason} -> {:error, reason}
     end
   end
diff --git a/lib/ash_authentication/verifier.ex b/lib/ash_authentication/verifier.ex
index 3efa8e5..7f04fd2 100644
--- a/lib/ash_authentication/verifier.ex
+++ b/lib/ash_authentication/verifier.ex
@@ -124,9 +124,6 @@ defmodule AshAuthentication.Verifier do
         {:ok, falsy} when is_falsy(falsy) ->
           :ok
 
-        {:error, reason} ->
-          {:error, reason}
-
         {false, bad_token_resource} ->
           {:error,
            DslError.exception(