Missing template "forms/fetch_forms_languages"

Versuche ich über die evasys-Schnittstelle die hinterlegten Sprachinformationen für Fragebögen abzuholen, erhalte ich nachstehende Fehlermeldung:

Typ: Flexi_TemplateNotFoundException
Nachricht: Missing template "forms/fetch_forms_languages" in "plugins_packages/data-quest/EvasysPlugin/views/". Code: 0 
Stack trace: #$ 
vendor/flexi/lib/template_factory.php(182) 
vendor/flexi/lib/template_factory.php(143): Flexi_TemplateFactory->get_template_file('forms/fetch_for...') 
vendor/trails/trails.php(752): Flexi_TemplateFactory->open('forms/fetch_for...') 
vendor/trails/trails.php(727): Trails_Controller->render_template('forms/fetch_for...', Object(Flexi_PhpTemplate)) 
vendor/trails/trails.php(567): Trails_Controller->render_action('fetch_forms_lan...') 
app/controllers/studip_controller.php(119): Trails_Controller->perform('fetch_forms_lan...') 
vendor/trails/trails.php(154): StudipController->perform('fetch_forms_lan...') 
vendor/trails/trails.php(121): Trails_Dispatcher->map_uri_to_response('forms/fetch_for...') 
lib/plugins/core/StudIPPlugin.class.php(205): Trails_Dispatcher->dispatch('forms/fetch_for...') 
public/plugins_packages/data-quest/EvasysPlugin/EvasysPlugin.class.php(807): StudIPPlugin->perform('forms/fetch_for...') 
public/plugins.php(61): EvasysPlugin->perform('forms/fetch_for...') {main}