small fix in canViewList

core/views/__init__.py

@@ -4,6 +4,7 @@ from django.shortcuts import render
 from django.http import HttpResponseForbidden, HttpResponseNotFound
 from django.core.exceptions import PermissionDenied, ObjectDoesNotExist, ImproperlyConfigured
 from django.views.generic.base import View
+from django.db.models import Count
 
 from core.models import Group
 from core.views.forms import LoginForm
@@ -110,7 +111,7 @@ class CanViewMixin(View):
         except: pass
         # If we get here, it's a ListView
         l_id = [o.id for o in self.get_queryset() if can_view(o, request.user)]
-        if not l_id:
+        if ((not l_id) and self.get_queryset().count() != 0):
             raise PermissionDenied
         self._get_queryset = self.get_queryset
         def get_qs(self2):