SessionImpl.save() has thrown an IdentifierGenerationException

We found this prefix in 4 webpages.
MapChildren (2)Typical messages (4)TraceDetailed Map
  1. org.hibernate.id.IdentifierGenerationException
    1.   at org.hibernate.id.Assigned.generate()
    2.   at org.hibernate.event.internal.AbstractSaveEventListener.saveWithGeneratedId()
    3.   at org.hibernate.event.internal.DefaultSaveOrUpdateEventListener.saveWithGeneratedOrRequestedId()
    4.   at org.hibernate.event.internal.DefaultSaveEventListener.saveWithGeneratedOrRequestedId()
    5.   at org.hibernate.event.internal.DefaultSaveOrUpdateEventListener.entityIsTransient()
    6.   at org.hibernate.event.internal.DefaultSaveEventListener.performSaveOrUpdate()
    7.   at org.hibernate.event.internal.DefaultSaveOrUpdateEventListener.onSaveOrUpdate()
    8.   at org.hibernate.internal.SessionImpl.fireSave()
    9.   at org.hibernate.internal.SessionImpl.save()
  1. IdentifierGenerationException

    SessionImpl.save()
    Crashes:3
    Projects:0
    Web Pages:3
    Error Reports:0
    First:10 months ago
    Last:7 months ago
    preview
  2. Cascade primary key with @Mapsid on @OneToOne is not working

    First:1 year ago
    Last:1 year ago
    Author:Flemming Harms
MessageNumber of crashes
ids for this class must be manually assigned before calling save(): training.model.Patient1
ids for this class must be manually assigned before calling save(): org.arpit.javapostsforlearning.User1
ids for this class must be manually assigned before calling save(): com.javaknowledge.entity.Motor1
org.hibernate.id.IdentifierGenerationException: ids for this class must be manually assigned beforeQuery calling save(): org.hibernate.bugs.ORMUnitTestCase$Address1
  1. org.hibernate.id.IdentifierGenerationException
    1.   at org.hibernate.id.Assigned.generate()
    2.   at org.hibernate.event.internal.AbstractSaveEventListener.saveWithGeneratedId()
    3.   at org.hibernate.event.internal.DefaultSaveOrUpdateEventListener.saveWithGeneratedOrRequestedId()
    4.   at org.hibernate.event.internal.DefaultSaveEventListener.saveWithGeneratedOrRequestedId()
    5.   at org.hibernate.event.internal.DefaultSaveOrUpdateEventListener.entityIsTransient()
    6.   at org.hibernate.event.internal.DefaultSaveEventListener.performSaveOrUpdate()
    7.   at org.hibernate.event.internal.DefaultSaveOrUpdateEventListener.onSaveOrUpdate()
    8.   at org.hibernate.internal.SessionImpl.fireSave()
    9.   at org.hibernate.internal.SessionImpl.save()