Could not fetch author data: null value in column "affiliation_country" of relation "journals_cachedauthor" violates not-null constraint DETAIL: Failing row contains (4e958aed-d383-4425-8abc-717e37ccd1b7, A5114608855, Yang Xing, State Key Laboratory of Pulsed Power Laser Technology, 6, 74, 0000-0003-0140-2100, 2026-04-09 17:03:31.87807+00, 2026-04-09 17:03:31.878083+00, null, 2, 1, , ["Environmental Quality and Pollution", "Advanced Fiber Optic Se..., yang-xing-2).