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null pointer exception in objectdb-2.4.4_06

.objectdb.o.TVS.cascade(TVS.java:156) at com.objectdb.o.STA.Q(STA.java:476) at com.objectdb.o.STM.E(STM ... an attempt to persist (indirectly via cascading) an object with a null primary key. Build 2.4.4_17

Merge on detached entities

was not yet loaded. The cascade type for this reference was set to ALL. Then we tried to merge ... . What settings on annotations are needed regarding fetch types and cascades. Kind regards btc_es

Object explorer cannot open odb file. ObjectDB many-to-many relationship

(Assignement.PK.class) public class Assignement {     @Id @ManyToOne(cascade = CascadeType.ALL, optional = false)     private User user;         @Id @ManyToOne(cascade = CascadeType.ALL, optional

ObjectDB Explorer don't show ManyToOne relations

= ModelElementImpl.class, cascade = {CascadeType.REFRESH}) private ModelElement parent; } If we use ... .class, cascade = {CascadeType.REFRESH}) private ModelElementImpl parent; } Can you fix this in

Replication error on slave restart

" /> <persist serialization="false" /> <cascade-persist always="auto" on-persist="false" on-commit ... " />   <cache ref="weak" level2="0" />   <persist serialization="false" />   <cascade-persist

Replication issue, Replayer failing due to NullPointerException.

="error" /> <cache ref="weak" level2="0mb" /> <persist serialization="false" /> <cascade-persist ... " /> <cascade-persist always="auto" on-persist="false" on-commit="true" /> <dirty-tracking arrays="false

PersistenceException: Failed to locate field

"/> <fetch hollow = "true"/> <persist serialization = "true"/> <cascade-persist ... "/>     <persist serialization = "false"/>     <cascade-persist always = "true" on-persist = "true

Why are my Map entries not stored?

id;     @OneToMany(fetch = FetchType.EAGER, cascade=CascadeType.ALL, mappedBy = "ticket ... Martin Petzold I have now changed to and it is working: @OneToMany(fetch = FetchType.EAGER, cascade

Once served to JSF page via @EJB query bean, many list fields are null (but same query ok after fresh persist in @PostConstruct)

ArrayList<Element>(); @OneToMany(mappedBy = "owner", cascade = CascadeType.ALL) public ... ", cascade = CascadeType.ALL, fetch=FetchType.EAGER) public List<Element> getOwnedElements

NullPointerException on TreeSet load

(cascade=CascadeType.PERSIST)         Set<MyElement> set = new TreeSet();     }          @Entity ... {         @OneToMany(cascade=CascadeType.PERSIST, fetch = FetchType.EAGER)         Set<MyElement> set

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