Views can have an indirect relation to a team.

src/teams/views/mixins.py

@@ -37,7 +37,11 @@ class EnsureTeamMemberResponsibleMixin(SingleObjectMixin):
 
 
 class TeamViewMixin:
+
+    def get_team(self):
+        return self.get_object().team
+
     def get_context_data(self, *args, **kwargs):
         context = super().get_context_data(**kwargs)
-        context['team'] = self.get_object().team
+        context['team'] = self.get_team()
         return context

src/teams/views/tasks.py

@@ -25,6 +25,12 @@ class TaskCreateView(LoginRequiredMixin, CampViewMixin, TeamViewMixin, EnsureTea
     template_name = "task_form.html"
     fields = ['name', 'description']
 
+    def get_team(self):
+        return Team.objects.get(
+            camp__slug=self.kwargs['camp_slug'],
+            slug=self.kwargs['team_slug']
+        )
+
     def form_valid(self, form):
         task = form.save(commit=False)
         task.team = self.team