As per #138 only updates discord groups if user account joining succesful.

services/views.py

@@ -353,6 +353,7 @@ def activate_discord(request):
             password = form.cleaned_data['password']
             try:
                 user_id = DiscordManager.add_user(email, password)
+                if user_id != "":
                     AuthServicesInfoManager.update_user_discord_info(user_id, request.user)
                     update_discord_groups(request.user)
                     success = True