diff --git a/app/graphql/types/namespace_role_type.rb b/app/graphql/types/namespace_role_type.rb
index 15d9e5d8..f880abf0 100644
--- a/app/graphql/types/namespace_role_type.rb
+++ b/app/graphql/types/namespace_role_type.rb
@@ -15,6 +15,9 @@ class NamespaceRoleType < BaseObject
     field :assigned_projects, Types::NamespaceProjectType.connection_type,
           description: 'The projects this role is assigned to'
 
+    field :assigned_members, Types::NamespaceProjectType.connection_type,
+          description: 'The projects this role is assigned to'
+
     expose_abilities %i[
       assign_role_abilities
       assign_role_projects
diff --git a/app/services/error_code.rb b/app/services/error_code.rb
index 29c7c867..1dddcf7c 100644
--- a/app/services/error_code.rb
+++ b/app/services/error_code.rb
@@ -64,6 +64,7 @@ def self.error_codes
       namespace_project_not_found: { description: 'The namespace project with the given identifier was not found' },
       namespace_member_not_found: { description: 'The namespace member with the given identifier was not found' },
       license_not_found: { description: 'The namespace license with the given identifier was not found' },
+      flow_type_not_found: { description: 'The flow type with the given identifier was not found' },
       primary_level_not_found: { description: '', deprecation_reason: 'Outdated concept' },
       secondary_level_not_found: { description: '', deprecation_reason: 'Outdated concept' },
       tertiary_level_exceeds_parameters: { description: '', deprecation_reason: 'Outdated concept' },
diff --git a/app/services/files/upload_service.rb b/app/services/files/upload_service.rb
index df68acf7..0cc400c3 100644
--- a/app/services/files/upload_service.rb
+++ b/app/services/files/upload_service.rb
@@ -27,8 +27,8 @@ def execute
       object.send(attachment_name).attach attachment
 
       unless object.save
-        ServiceResponse.error(message: 'Failed to save object', error_code: :invalid_attachment,
-                              details: object.errors)
+        return ServiceResponse.error(message: 'Failed to save object', error_code: :invalid_attachment,
+                                     details: object.errors)
       end
 
       AuditService.audit(
diff --git a/app/services/users/identity/register_service.rb b/app/services/users/identity/register_service.rb
index 00812541..c6b592cb 100644
--- a/app/services/users/identity/register_service.rb
+++ b/app/services/users/identity/register_service.rb
@@ -57,7 +57,7 @@ def execute
           end
           user_session = UserSession.create(user: user)
           unless user_session.persisted?
-            t.rollback_and_return! ServiceResponse.error(message: :invalid_user_session,
+            t.rollback_and_return! ServiceResponse.error(error_code: :invalid_user_session,
                                                          details: user_session.errors)
           end
 
diff --git a/app/services/users/logout_service.rb b/app/services/users/logout_service.rb
index 201b3804..5f4759c0 100644
--- a/app/services/users/logout_service.rb
+++ b/app/services/users/logout_service.rb
@@ -23,7 +23,7 @@ def execute
         ServiceResponse.success(message: 'Logged out session', payload: user_session)
       else
         logger.warn(message: 'Failed to log out session', session_id: user_session.id, user_id: user_session.user_id)
-        ServiceResponse.error(error_code: user_session.errors)
+        ServiceResponse.error(error_code: :invalid_user_session, details: user_session.errors)
       end
     end
   end
diff --git a/spec/services/users/identity/register_service_spec.rb b/spec/services/users/identity/register_service_spec.rb
index 8bab4f8d..18472dac 100644
--- a/spec/services/users/identity/register_service_spec.rb
+++ b/spec/services/users/identity/register_service_spec.rb
@@ -1,4 +1,4 @@
-# frozen_string_literal: true
+  # frozen_string_literal: true
 
 require 'rails_helper'
 
@@ -58,7 +58,7 @@ def setup_identity_provider(identity)
 
   shared_examples 'invalid user' do |error_code|
     it { is_expected.not_to be_success }
-    it { expect(service_response[:error_code]).to eq(error_code) }
+    it { expect(service_response.payload[:error_code]).to eq(error_code) }
     it { expect { service_response }.not_to create_audit_event }
   end
 
@@ -183,7 +183,7 @@ def setup_identity_provider(identity)
     end
 
     it { is_expected.not_to be_success }
-    it { expect(service_response[:error_code]).to eq(:invalid_user_identity) }
+    it { expect(service_response.payload[:error_code]).to eq(:invalid_user_identity) }
     it { expect { service_response }.not_to create_audit_event }
     it { expect(service_response.payload[:details].full_messages).to include('Identifier has already been taken') }
   end
diff --git a/spec/support/helpers/graphql_helpers.rb b/spec/support/helpers/graphql_helpers.rb
index 979f0fae..3b8c78cc 100644
--- a/spec/support/helpers/graphql_helpers.rb
+++ b/spec/support/helpers/graphql_helpers.rb
@@ -78,10 +78,10 @@ def error_query
     %(
       errors {
         errorCode
-			  details {
-				  ...on ActiveModelError { attribute type }
-				  ...on MessageError { message }
-			  }
+        details {
+          ...on ActiveModelError { attribute type }
+          ...on MessageError { message }
+        }
       }
     )
   end