I give you my code:https://pastebin.com/Td18Ggyr`
ERD:before(https://i.sstatic.net/QsF6xAIn.png)
now:(https://i.sstatic.net/TOnLcMJj.png)

I’m expecting help, because by Friday i have to show my project.

Caused by: org.hibernate.MappingException: Unknown entity: com.mycompany.schronisko.models.Adopter
at [email protected]/org.hibernate.metamodel.internal.MetamodelImpl.entityPersister(MetamodelImpl.java:710)
at [email protected]/org.hibernate.internal.SessionImpl.getEntityPersister(SessionImpl.java:1653)
at [email protected]/org.hibernate.event.internal.AbstractSaveEventListener.saveWithGeneratedId(AbstractSaveEventListener.java:114)
at [email protected]/org.hibernate.event.internal.DefaultSaveOrUpdateEventListener.saveWithGeneratedOrRequestedId(DefaultSaveOrUpdateEventListener.java:194)
at [email protected]/org.hibernate.event.internal.DefaultSaveEventListener.saveWithGeneratedOrRequestedId(DefaultSaveEventListener.java:38)
at [email protected]/org.hibernate.event.internal.DefaultSaveOrUpdateEventListener.entityIsTransient(DefaultSaveOrUpdateEventListener.java:179)
at [email protected]/org.hibernate.event.internal.DefaultSaveEventListener.performSaveOrUpdate(DefaultSaveEventListener.java:32)
at [email protected]/org.hibernate.event.internal.DefaultSaveOrUpdateEventListener.onSaveOrUpdate(DefaultSaveOrUpdateEventListener.java:75)
at [email protected]/org.hibernate.event.service.internal.EventListenerGroupImpl.fireEventOnEachListener(EventListenerGroupImpl.java:107)
at [email protected]/org.hibernate.internal.SessionImpl.fireSave(SessionImpl.java:672)
at [email protected]/org.hibernate.internal.SessionImpl.save(SessionImpl.java:665)
at [email protected]/org.hibernate.internal.SessionImpl.save(SessionImpl.java:660)
at com.mycompany.schronisko/com.mycompany.schronisko.respositories.AdopterRepository.save(AdopterRepository.java:36)
at com.mycompany.schronisko/com.mycompany.controllers.AdopterController.addAdopter(AdopterController.java:157)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
… 53 more“