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'com.objectdb.o._EntityNotFoundException' vs 'javax.persistence.EntityNotFoundException'

Hello When I try to catch the EntityNotFoundException, instead of javax.persistence.EntityNotFoundException a com.objectdb.o._EntityNotFoundException is thrown, which seemed not to be a subclass of the 'javax.persistence.EntityNotFoundException'. Is there any reason for that behavior. How can I

EntityManager.merge gives EntityNotFoundException

Just started using objectdb (2.3.4). Calling EntityManager.merge for a new (non-managed) object gives EntityNotFoundException. I am perplexed by this. See attached test case. Thanks ... .EntityNotFoundException Entity is not found: classdb.Test#'id' (error 631) at com.objectdb.jpa.EMImpl.merge

javax.persistence.EntityNotFoundException using merge

I am trying to persist a new object using merge operation.But I am getting javax.persistence.EntityNotFoundException . When working with other JPA implementor it works fine. I need to use merge beause I need to get the reference to the managed instance of the created object. I am using ObjectDB 2.3


Constructor javax.persistence.EntityNotFoundException EntityNotFoundException( String message ) Constructs a new EntityNotFoundException exception with the specified detail message. Parameters: message - the detail message. Since: JPA 1.0


Constructor javax.persistence.EntityNotFoundException EntityNotFoundException() Constructs a new EntityNotFoundException exception with null as its detail message. Since: JPA 1.0


javax.persistence Exception EntityNotFoundException java.lang.Object java.lang.Throwable ... .PersistenceException javax.persistence.EntityNotFoundException Implemented ... ) EntityNotFoundException() Constructs a new EntityNotFoundException exception with null as its detail message

Retrieving JPA Entity Objects

. If the requested object does not exist an EntityNotFoundException is thrown when the object is first ... does not exist in the database anymore an EntityNotFoundException is thrown. Cascading Refresh Marking

JPA Exceptions

.EntityExistsException javax.persistence.EntityNotFoundException javax

Storing JPA Entity Objects

Explains how to use JPA to store (persist) entity objects in the database.


not exist in the database, the EntityNotFoundException is thrown when the instance state is first accessed. (The persistence provider runtime is permitted to throw the EntityNotFoundException ... argument is not a valid type for that entity’s primary key or is null EntityNotFoundException

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