old_contents: import importlib
  from django.utils.translation import ugettext_lazy as _
  from django.apps import AppConfig
  
  
  class MqueueConfig(AppConfig):
      name = "mqueue"
      verbose_name = _(u"Events queue")
  
      def ready(self):
          # models registration from settings
          from django.conf import settings
          from mqueue.tracking import mqueue_tracker
          registered_models = getattr(settings, 'MQUEUE_AUTOREGISTER', [])
          for modtup in registered_models:
              modpath = modtup[0]
              level = modtup[1]
              modsplit = modpath.split('.')
              path = '.'.join(modsplit[:-1])
              modname = '.'.join(modsplit[-1:])
              module = importlib.import_module(path)
              model = getattr(module, modname)
              mqueue_tracker.register(model, level)
          # watchers
          from mqueue.watchers import init_watchers
          from mqueue.conf import WATCH
          init_watchers(WATCH)
  
new_contents: import importlib
  from django.utils.translation import ugettext_lazy as _
  from django.apps import AppConfig
  
  
  class MqueueConfig(AppConfig):
      name = "mqueue"
      verbose_name = _(u"Events queue")
  
      def ready(self):
          # models registration from settings
          from django.conf import settings
          from mqueue.tracking import mqueue_tracker
          registered_models = getattr(settings, 'MQUEUE_AUTOREGISTER', [])
          for modtup in registered_models:
              modpath = modtup[0]
              level = modtup[1]
              modsplit = modpath.split('.')
              path = '.'.join(modsplit[:-1])
              modname = '.'.join(modsplit[-1:])
              try:
                  module = importlib.import_module(path)
                  model = getattr(module, modname)
                  mqueue_tracker.register(model, level)
              except ImportError:
                  from mqueue.models import MEvent
                  msg = "ERROR from Django Mqueue : can not import model " + modpath
                  MEvent.objects.create(
                      name=msg, event_class="Error")
  
          # watchers
          from mqueue.watchers import init_watchers
          from mqueue.conf import WATCH
          init_watchers(WATCH)
  
subject: Add error handling on module import at initilization time