unicorn error

From: Łukasz Tomczewski <lukasz.tomczewski@gmail.com>
Date: Thu, 21 Oct 2010 11:59:22 +0200
To: public-qa-dev@w3.org
Message-ID: <AANLkTinVkzaV-m+4taEUhWH7z8Prvc2Vxj3E3YcnD8Wp@mail.gmail.com>

class java.io.IOException
Server returned HTTP response code: 400 for URL:
Received on Thursday, 21 October 2010 11:55:06 UTC