Hello, In terms of migration to 5.2 I have the following no-XML configuration (except of mappings) stuff: @Configuration @EnableTransactionManagement @PropertySource({ "classpath:core.properties" }) @ComponentScan(value = "com.test") public class HibernateConfiguration { private static Logger …

Looks like a Spring issue. Make sure you are using the right Spring or Spring Boot version that is compatible with Hibernate 5.2.

I use the latest versions of Spring & Spring Boot: 5.0.5.RELEASE and 2.0.1.RELEASE correspondingly. Also I use Hibernate 5.2.17.Final.

[image] maximd: setPackagesToScan a regexp as parameter? scanning of packages is recursive, you don’t need a regexp and I don’t remember ever seen that usage anywhere… …will be my first suspect… after checking Spring source code: LocalSessionFactoryBuilder add the pattern /**/*.class to i…

I think you need to add a Spring Jira issue for it. You can try to debug it too. Did you generate the Metamodel classes with the Hibernate 5 tool?

Shall I generate Metamodel if I use .hbm mappings? I am trying now to setup maven-processor-plugin for that but nothing happens - probably because I don’t have annotated classes yet (everything is in the .hbm).

You don’t need to generate the metamodel classes if you don’t use them.

I’ve raised a Spring Jira issue for that: https://jira.spring.io/browse/SPR-16800

Okay, now I have the following picture: Combination of Spring 4.3.17.RELEASE with Hibernate 5.2.17.Final produces the same exception - NullPointerException in the same place. If I use Spring 5.0.6.RELEASE with Hibernate up to 5.1.14.Final I get exception below: Caused by: org.hibernate.internal.ut…

What happens at this line in your code? [image] maximd: com.test.core.utilities.DatabaseUtilities.setupSessionFactory(DatabaseUtilities.java:173)

Hibernate 5.2: SessionFactory, Metadata and NullPointerException

Hibernate ORM

maximd May 8, 2018, 7:06pm 6

No, this does not work too. The same exception…

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Hibernate 5.2: SessionFactory, Metadata and NullPointerException

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