Could not fetch author data: null value in column "affiliation_country" of relation "journals_cachedauthor" violates not-null constraint DETAIL: Failing row contains (e6191542-2fe8-4abe-bf75-279d930a08ae, A5005015502, Yoshio Sano, Institute of Science Tokyo, 216, 5268, 0000-0003-1225-0421, 2026-04-08 11:25:07.643746+00, 2026-04-08 11:25:07.643763+00, null, 37, 99, , ["Advanced Graph Theory Research", "Genetic Mapping and Diversit..., yoshio-sano).