# 01-exception-contracts (Hibernate ORM 7.4.5.Final, JDK 25) unbound parameter : threw org.hibernate.QueryParameterException null parameter : returned 0 type mismatch : threw org.hibernate.query.QueryArgumentException unique violation : threw org.hibernate.exception.ConstraintViolationException <- org.h2.jdbc.JdbcSQLIntegrityConstraintViolationException unknown parameter : threw java.lang.IllegalArgumentException <- org.hibernate.query.UnknownParameterException named query, no row: 0 rows