What version are you running?
2.0.1
What's the URL of the page containing the problem?
review/board/url/r/56

or any issue
What steps will reproduce the problem?

write a comment on a review request from chrome browser.










What is the expected output? What do you see instead?
Expected: Receving E-mail containing the comments.

Waht Happen : sometimes No E-mail is sent although it is published and shown in the review request for all users
when going to the logs we found the following log error : 


Error sending e-mail notification with subject 'Re: Review Request 22: Summary of ticket ' on behalf of '"User1" user1Email@domain' to '"User2" User2Email@domain,"user1" User1Email@domain: 'ascii' codec can't encode characters in position 268-273: ordinal not in range(128)

Traceback (most recent call last):

  File "/usr/local/lib/python2.6/dist-packages/ReviewBoard-2.0.1-py2.6.egg/reviewboard/notifications/email.py", line 278, in send_review_mail

    message.send()

  File "/usr/local/lib/python2.6/dist-packages/Django-1.6.5-py2.6.egg/django/core/mail/message.py", line 274, in send

    return self.get_connection(fail_silently).send_messages([self])

  File "/usr/local/lib/python2.6/dist-packages/Django-1.6.5-py2.6.egg/django/core/mail/backends/smtp.py", line 94, in send_messages

    sent = self._send(message)

  File "/usr/local/lib/python2.6/dist-packages/Django-1.6.5-py2.6.egg/django/core/mail/backends/smtp.py", line 110, in _send

    self.connection.sendmail(from_email, recipients, message.as_bytes())

  File "/usr/local/lib/python2.6/dist-packages/Django-1.6.5-py2.6.egg/django/core/mail/message.py", line 135, in as_string

    g.flatten(self, unixfrom=unixfrom)

  File "/usr/lib/python2.6/email/generator.py", line 84, in flatten

    self._write(msg)

  File "/usr/lib/python2.6/email/generator.py", line 109, in _write

    self._dispatch(msg)

  File "/usr/lib/python2.6/email/generator.py", line 135, in _dispatch

    meth(msg)

  File "/usr/lib/python2.6/email/generator.py", line 201, in _handle_multipart

    g.flatten(part, unixfrom=False)

  File "/usr/lib/python2.6/email/generator.py", line 84, in flatten

    self._write(msg)

  File "/usr/lib/python2.6/email/generator.py", line 109, in _write

    self._dispatch(msg)

  File "/usr/lib/python2.6/email/generator.py", line 135, in _dispatch

    meth(msg)

  File "/usr/lib/python2.6/email/generator.py", line 178, in _handle_text

    self._fp.write(payload)

UnicodeEncodeError: 'ascii' codec can't encode characters in position 268-273: ordinal not in range(128



Note: That Error happens when using chrome only but not firefox.

What operating system are you using? What browser?

Linux, Chrome
Windows, chrome


Please provide any additional information below.