The facet does not exist

Error: The requested address '/documents/facets?amp%253BclearFacets=1&amp%253BnewFacet=batimentmarcFacet%253DMail&newFacet=subjectFacet%253Dfran%25C3%25A7ais+langue+%25C3%25A9trang%25C3%25A8re' was not found on this server.