SQL: SELECT document_path FROM t_documents WHERE documentcloud_id='4062939-DC-1-2017cv01991-complaint' UNION SELECT doc_path FROM foiauserP.t_userdocs WHERE documentcloud_id='4062939-DC-1-2017cv01991-complaint' Could not open /fvol10/projdata/pacer/download/foia/597/DC_1_2017cv01991/1.pdf