Team name don't need to be uppercase

apps/participation/forms.py

@@ -20,7 +20,7 @@ class TeamForm(forms.ModelForm):
     """
     def clean_name(self):
         if "name" in self.cleaned_data:
-            name = self.cleaned_data["name"].upper()
+            name = self.cleaned_data["name"]
             if not self.instance.pk and Team.objects.filter(name=name).exists():
                 raise ValidationError(_("This name is already used."))
             return name

tfjm/settings.py

@@ -190,6 +190,8 @@ MEDIA_URL = '/media/'
 
 MEDIA_ROOT = os.path.join(BASE_DIR, "media")
 
+DEFAULT_AUTO_FIELD = 'django.db.models.AutoField'
+
 CRISPY_TEMPLATE_PACK = 'bootstrap4'
 
 DJANGO_TABLES2_TEMPLATE = 'django_tables2/bootstrap4.html'