Could not fetch author data: null value in column "affiliation_country" of relation "journals_cachedauthor" violates not-null constraint DETAIL: Failing row contains (3dee2b2f-052d-48cd-925d-20139e6e729c, A5029867699, D. Vergani, Osservatorio di Astrofisica e Scienza dello Spazio, 503, 26606, 0000-0003-0898-2216, 2026-04-18 13:23:49.27685+00, 2026-04-18 13:23:49.276867+00, null, 85, 245, , ["Galaxies: Formation, Evolution, Phenomena", "Astronomy and Ast..., d-vergani-1).