null value in column "candidate_id" of relation "hr_applicant" violates not-null constraint DETAIL: Failing row contains (34, null, null, null, null, null, null, null, null, null, null, null, null, 4, 4, null, 0, null, null, normal, null, null, t, 2025-12-06 08:15:02.419376, null, null, 2025-12-06 08:15:02, null, 2025-12-06 08:15:02.419376, null, null, null, null, null, null, null, pending, f, f, null, null, null, null, null).