Could not fetch author data: null value in column "affiliation_country" of relation "journals_cachedauthor" violates not-null constraint DETAIL: Failing row contains (855bb99a-35fc-4718-823f-8e63d0a692ad, A5059754468, Michael Chang, Rivian, 51, 734, 0000-0001-9304-048X, 2026-04-27 07:05:58.57459+00, 2026-04-27 07:05:58.574609+00, null, 14, 15, , ["Radio Frequency Integrated Circuit Design", "Electromagnetic C..., michael-chang-1).