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  • WSO2 ESB & ESB Mediator
    via Stack Overflow by user1821758
  • java.lang.IllegalArgumentException from log4j
    via by Unknown author,
    • java.lang.IllegalArgumentException: Object: 3f5b422e[orders=[ 4ad23a8f[ 423d8285[id= ,name=製品-A],id= ,name=注文1], 3002a8a9[ [id= ,name=製品-B],id= ,name=注文2]],id >,name=顧客太郎,tel= - - ] is not a known entity type. at org.eclipse.persistence.internal.sessions.UnitOfWorkImpl.registerNewObjectForPersist( ) at org.eclipse.persistence.internal.jpa.EntityManagerImpl.persist( ) at ) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

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