django.utils.log.NullHandler is actually alias to logging.NullHandler.
Looks like it was removed in 1.9.
Just check your settings (and any other code) and replace django.utils.log.NullHandler with logging.NullHandler.
django.utils.log.NullHandler is actually alias to logging.NullHandler.
Looks like it was removed in 1.9.
Just check your settings (and any other code) and replace django.utils.log.NullHandler with logging.NullHandler.