No route matches “/error/HTTP_BAD_GATEWAY.html.var” with {:m

hi all,
am running apache(2.2.11) as frontend server to mongrel and using rails
pplication trying to upload 2.2 gb of data but i am getting

route matches "/error/HTTP_BAD_GATEWAY.html.var" with {:method=>:get}
error

anyone has any idea how to deal with it,