Sendmail no try catch block

[Bastilla123]

Found a bug? Please fill out the sections below.

Issue Summary

When i submit a order a email is send to receiver. In Method is missing a try catch block and then when receiver-address is wrong or SMTP Server data is wrong payment is not successfull and message to customer is not good. Please make a try catch block to

venv/lib/python3.8/site-packages/oscar/apps/communication/utils.py Line 128

Steps to Reproduce

It's essential that you provide enough information for someone else to replicate the problem you're seeing. Simply describing something that's broken on your current project is not enough!

1. Insert in settings.py wrong SMTP data
2. Buy Product and on place order site place this order. Then browser loads approx. 1 Min and then you get error on backend and user get a misterious message

Any other relevant information. For example, why do you consider this a bug and what did you expect to happen instead?

Technical details

• Python version: Run 3.8.
• Django version: 3.2
• Oscar version: Look in your requirements.txt, or run 3.1.

[joeyjurjens]

We could add try-except block and log the exception rather than letting it raise.
However, most projects (I hope) override this method by implementing their chosen que/task system for mailing (such as celery, uwsgi-spooler, django-mailer etc), so I'm not sure if it really is a issue.

@specialunderwear thoughts?