Null value was assigned to a property of primitive type setter
org.springframework.orm.jpa.JpaSystemException: Null value was assigned to a property of primitive type setter ...
原文：Null value was assigned to a property of primitive type setter of原因及解決
出現Null value was assigned to a property of primitive type setter of錯誤是由於類型不匹配，將字段的屬性由hibernate的int類型改為java.lang.Integer類型就可以了, ...
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