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    <p>the Log if i try to add a comment and it’s NOT working</p> <pre><code>05.09.2012 15:02:06 org.datanucleus.jdo.metadata.JDOMetaDataManager$MetaDataRegisterClassListener registerClass INFO: Listener found initialisation for persistable class com.Comment 05.09.2012 15:02:06 org.datanucleus.store.appengine.MetaDataValidator validate INFO: Performing appengine-specific metadata validation for com.Comment 05.09.2012 15:02:06 org.datanucleus.store.appengine.MetaDataValidator validate INFO: Finished performing appengine-specific metadata validation for com.Comment Comment [systemId=null, text=testAddCommentToBle - comment , createdTimestamp=1346850126819, JDO-Status=hollow/persistent-nontransactional] </code></pre> <p>the Log if i try to add a comment and it IS working</p> <pre><code>05.09.2012 15:00:25 org.datanucleus.jdo.metadata.JDOMetaDataManager$MetaDataRegisterClassListener registerClass INFO: Listener found initialisation for persistable class com.Comment 05.09.2012 15:00:26 org.datanucleus.store.appengine.MetaDataValidator validate INFO: Performing appengine-specific metadata validation for com.Comment 05.09.2012 15:00:26 org.datanucleus.store.appengine.MetaDataValidator validate INFO: Finished performing appengine-specific metadata validation for com.Comment Comment [systemId=Project(1)/Comment(6), text=testAddCommentToBle - comment , createdTimestamp=1346850025996, JDO-Status=hollow/persistent-nontransactional] </code></pre> <p>the add method looks like this.</p> <pre><code>public Boolean addCommentToBle(Key systemKey, Comment comment) throws Exception { PersistenceManagerFactory PMF = PersistenceUtil.getPersistenceManagerFactory(); PersistenceManager pm = PMF.getPersistenceManager(); pm.currentTransaction().begin(); Ble ble= pm.getObjectById(Ble.class, systemKey); System.out.println(ble); ble.getComments().add(comment); pm.makePersistent(ble); pm.currentTransaction().commit(); return true; } </code></pre>
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