luci/modules/luci-base/luasrc/view/error404.htm

<%#
 Copyright 2008 Steven Barth <steven@midlink.org>
 Copyright 2008 Jo-Philipp Wich <jow@openwrt.org>
 Licensed to the public under the Apache License 2.0.
-%>

<%+header%>
<h2 name="content">404 <%:Not Found%></h2>
<p><%:Sorry, the object you requested was not found.%></p>
<p><%=message%></p>
<tt><%:Unable to dispatch%>: <%=url(unpack(luci.dispatcher.context.request))%></tt>
<%+footer%>