java.lang.IllegalArgumentException: The type [null] is not the expected [EntityType] for the key class [class entity.MyClass].

netbeans.org | 6 months ago
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  1. 0

    Bug 181068 – The type [null] is not the expected [EntityType] for the key class [class myClass]

    netbeans.org | 6 months ago
    java.lang.IllegalArgumentException: The type [null] is not the expected [EntityType] for the key class [class entity.MyClass].
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    JSF CRUD application and entities

    Stack Overflow | 7 years ago | sass
    java.lang.IllegalArgumentException: The type [null] is not the expected [EntityType] for the key class [class jpa.entities.BusStop].
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    Problema con JPA

    Google Groups | 6 years ago | Leandro
    java.lang.IllegalArgumentException: The type [null] is not the expected [EntityType] for the key class [class entidades.Pedido].
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    db:: 3.67::HandleRequestInternal is not called in spring zd

    hivmr.com | 1 year ago
    java.lang.IllegalArgumentException: The type [null] is not the expected [EntityType] for the key class [class data.NewEntity].

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    Root Cause Analysis

    1. java.lang.IllegalArgumentException

      The type [null] is not the expected [EntityType] for the key class [class entity.MyClass].

      at org.eclipse.persistence.internal.jpa.metamodel.MetamodelImpl.entity()
    2. EclipseLink (non-OSGi)
      AbstractQueryImpl.from
      1. org.eclipse.persistence.internal.jpa.metamodel.MetamodelImpl.entity(MetamodelImpl.java:152)
      2. org.eclipse.persistence.internal.jpa.querydef.AbstractQueryImpl.from(AbstractQueryImpl.java:97)
      2 frames
    3. controller
      MyClassJpaController.findMyClassEntities
      1. controller.MyClassJpaController.findMyClassEntities(MyClassJpaController.java:104)
      1 frame