SQL: SELECT document_path FROM t_documents WHERE documentcloud_id='4558132-MSN-3-2018cv00026-opinion' UNION SELECT doc_path FROM foiauserP.t_userdocs WHERE documentcloud_id='4558132-MSN-3-2018cv00026-opinion' Could not open /fvol10/projdata/pacer/download/foia/opinion/302/MSN_3_2018cv00026_32_opinion.pdf