User development, A new message was posted in the thread "hql editor porblem with @GenericGenerator": http://community.jboss.org/message/529367#529367 Author : Simon Cigoj Profile : http://community.jboss.org/people/SimonCigoj Message: -------------------------------------------------------------- I use generic generator for generating the id-s for my entities defined like this   @Id @Column(name = "ID_PROJECT", unique = true, nullable = false, scale = 0, insertable = false, updatable = false) @GeneratedValue(generator = "seq_id_project",strategy=) @GenericGenerator(name = "seq_id_project", strategy = "org.hibernate.id.enhanced.TableGenerator", parameters = { @Parameter(name = "segment_value", value = "SEQ_ID_PROJECT"), @Parameter(name = "initial_value", value = "1000"), @Parameter(name = "optimizer", value = "pooled"), @Parameter(name = "increment_size", value = "10") }) public long getIdProject() {      return this.idProject; }       and when I try using the hql editor to test hql I got the folowing error     org.hibernate.MappingException: could not instantiate id generator     at org.hibernate.id.IdentifierGeneratorFactory.create(IdentifierGeneratorFactory.java:98)     at org.hibernate.mapping.SimpleValue.createIdentifierGenerator(SimpleValue.java:152)     at org.hibernate.impl.SessionFactoryImpl.(ForUpdateFragment.java:36)     at org.hibernate.dialect.Dialect.applyLocksToSql(Dialect.java:970)     at org.hibernate.id.enhanced.TableGenerator.configure(TableGenerator.java:194)     at org.hibernate.id.IdentifierGeneratorFactory.create(IdentifierGeneratorFactory.java:94)     ... 13 more       maybe some configuration problem? The app works nice with this generator, only the hql editor is porblematic. -------------------------------------------------------------- To reply to this message visit the message page: http://community.jboss.org/message/529367#529367