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NullPointerException while setting a new property value

(which are part of a persistence context) are also not expected to be shared by threads, except maybe after detachment. support Support

Removing an entity throws exception

> After this exception is the entity detached (why?). When I merge it, I can remove it without problems...

EntityTransaction.commit() does not release a pessimistic lock

.setDetachAllOnCommit(true); In this case entity objects will be detached and unlocked on transaction commit. support Support

Mapped (Inverse) LAZY @OneToMany vs. Unmapped LAZY @OneToMany

collections to null on detachment, for both mapped an unmapped collections. support Support

Lock prevents PersistenceManager.close when retainValues = false

for detachment during a PersistenceManager close operation. The 

ObjectDB 2.9.0

>Fixed a missing call to @PostUpdate when object change is detached by  JDOHelper

ObjectDB 2.5.0

support of disabling detachment on rollback in JPA. Added

ObjectDB 2.3.7

Fixed a critical issue that may cause database corruption (issue #630). Initial attempt to enable navigation through lazy loading from detached objects (feature request #326). Improved 

ObjectDB 2.8.3

). Improved memory cleaning when entity objects with embeddable elements are detached

ObjectDB 2.8.2

Added support of deleting classes in the Explorer. Improved memory cleaning when entity objects with embeddable elements are detached. Improved handling query results that include managed hollow objects. Removed false alarms by