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Unable to persist TreeMap

Application still not working: [ObjectDB 2.5.0 Enhancer] 1 persistable type has been enhanced: Association [ObjectDB 2.5.0 Enhancer] 1 persistable type has been enhanced: Person Created key: Bar Association ... ) at Enhance.main(Enhance.java:6) import java.util.Map; import javax.persistence.EntityManager

Trouble bug on explorer

.PersistenceException Failed to set numeric value of field field model.User.gid using enhanced method ... .objectdb.o.UserException: Failed to set numeric value of field field model.User.gid using enhanced ... of field field model.User.gid using enhanced method (error 362) at javax.swing.AbstractButton

"Attempt to lock a non entity object" error

that demonstrates the problem. support Support [ObjectDB 2.4.7_15 Enhancer] 1 persistable type has been enhanced:     Person [ObjectDB 2.4.7_15 Enhancer] 1 persistable type has been enhanced:     Test ... .java:34) at Enhance.main(Enhance.java:7) import javax.persistence.Entity

Problem Using Reflection

. Warble The exception is thrown for an entity class that is expected by ObjectDB to be enhanced but actually it is not. Similar exceptions are thrown when hierarchy of classes is partly enhanced (you have to enhance all the classes in an entity inheritance path or none). If you do not use enhancement


Enhancement requires the availiability of classes that are referenced from enhanced classes, and probably AttachNotSupportedException is referenced from an enhanced class. Usually the ObjectDB server doesn't need any external class. It uses enhancement internally to prepare classes based

NullPointerException while setting a new property value

Hello, we are using ObjectDB version 2.4.4 and we are unable to resolve following NPE on enhanced ... enhancement (i.e. rebuilding the project and enhancing all the classes may solve the problem), or ... forgot to mention we are using ObjectDB in embedded mode. Enhancing was made successfully without any

Retrieval by Access bug?

? Note that you should enhance all your classes. Partial enhancement is not supported. In addition, if you use reflection mode (i.e. no enhancement) you should try enhancing your classes, since enhancement improves ObjectDB ability to fetch objects when needed. support Support

Error 363 - Failed to read value of inverse relationship

enhanced method (error 362) at com.objectdb.jpa.EMImpl.beforeCompletion(EMImpl.java:338) at com.sun ... .um.fcsit.jpa.entity.Guest.phoneList using enhanced method at com.objectdb.o.MSG.d(MSG.java:74) at com ... Zoltán Farkas Apparently the problem happens only with non enhanced classes. Your test

Missing (null) elements in eager loaded references

amount; etc... } Kevin Kevin Pfaff Questions: Are your classes enhanced (all of them)? Does ... would be missing. support Support No, none are enhanced, neither serverside nor locally They are always closed ... another thread closes the EntityManager too early? You should also try enhanced classes. First

References to objects of missing obsolete entity classes

.formalnotation.bl.internal.dmos.PhaseImpl is not enhanced (enhance the type or enable reflection ... .UserException: Type com.btc.ep.formalnotation.bl.internal.dmos.PhaseImpl is not enhanced (enhance the type ... a dummy (enhanced) entity class in your project for that obsolete entity class. support Support

Getting Started

ObjectDB is very easy to use. Follow the Getting Started Tutorial and the Quick Tour manual chapter and in minutes you may be able to write and run first Java programs against ObjectDB.

Prior knowledge or experience in database programming (SQL, JDBC, ORM, JPA, etc.) is not required, but some background in using the Java language is essential.

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