Errors when downloading shared decks/plugins or syncing

If you receive a message like this:

Traceback (most recent call last):
  File "ankiqt/ui/getshared.pyc", line 67, in fetchData
  File "urllib2.pyc", line 126, in urlopen
  File "urllib2.pyc", line 397, in open
  File "urllib2.pyc", line 510, in http_response
  File "urllib2.pyc", line 429, in error
  File "urllib2.pyc", line 369, in _call_chain
  File "urllib2.pyc", line 605, in http_error_302
  File "urllib2.pyc", line 397, in open
  File "urllib2.pyc", line 510, in http_response
  File "urllib2.pyc", line 435, in error
  File "urllib2.pyc", line 369, in _call_chain
  File "urllib2.pyc", line 518, in http_error_default
HTTPError: HTTP Error 404: Not Found

Then the version of Anki you are using is no longer supported. Please upgrade to Anki 2.

The old plugins are still available for download, and are hosted on http://ankisrs.net/download/mirror/archive/plugins-1.2/