diff -r 058bb3dc685f -r 0b59724cb3f2 cubicweb/web/views/error.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/cubicweb/web/views/error.py	Sat Jan 16 13:48:51 2016 +0100
@@ -0,0 +1,40 @@
+# copyright 2003-2010 LOGILAB S.A. (Paris, FRANCE), all rights reserved.
+# contact http://www.logilab.fr/ -- mailto:contact@logilab.fr
+#
+# This file is part of CubicWeb.
+#
+# CubicWeb is free software: you can redistribute it and/or modify it under the
+# terms of the GNU Lesser General Public License as published by the Free
+# Software Foundation, either version 2.1 of the License, or (at your option)
+# any later version.
+#
+# CubicWeb is distributed in the hope that it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+# FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
+# details.
+#
+# You should have received a copy of the GNU Lesser General Public License along
+# with CubicWeb.  If not, see <http://www.gnu.org/licenses/>.
+"""Set of HTML errors views. Error view are generally implemented
+as startup views and are used for standard error pages (404, 500, etc.)
+"""
+
+__docformat__ = "restructuredtext en"
+
+from cubicweb.view import StartupView
+
+class FourOhFour(StartupView):
+    __regid__ = '404'
+
+    def call(self):
+        _ = self._cw._
+        self.w(u"<h1>%s</h1>" % _('this resource does not exist'))
+
+
+class ErrorOccured(StartupView):
+    __regid__ = '500'
+
+    def call(self):
+        _ = self._cw._
+        self.w(u"<h1>%s</h1>" %
+               _('an error occurred, the request cannot be fulfilled'))