python - Django-cms Whitenoise cannot find static file -

i have django_cms application. runs correctly both locally , remotely once deploy. problem comes when want use whitenoise manage staticfiles. once install white noise , adjust settings.py file below details,

    base_dir = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))  project_root = os.path.dirname(os.path.abspath(__file__))    static_root = os.path.join(project_root, 'staticfiles') static_url = '/static/'  media_root = os.path.join(project_root, 'media') media_url = '/media/'   staticfiles_dirs = (     os.path.join(project_root, 'static'), )     staticfiles_storage = 'whitenoise.django.gzipmanifeststaticfilesstorage' 

and try run server error below.

valueerror: file 'filer/js/addons/popup_handling.js' not found <whitenoise.storage.compressedmanifeststaticfilesstorage object @ 0x7f9a96e45690>. 

this error on local server , when run heroku logs same error.

kindly assist.