Possible NPE in MapBinder.bindKeyFromAssociationTable if @JoinColumn not present -------------------------------------------------------------------------------- Key: HCANN-26 URL: http://opensource.atlassian.com/projects/hibernate/browse/HCANN-26 Project: Hibernate Commons Annotations Issue Type: Bug Affects Versions: 3.1.0.GA Reporter: Sergey Vladimirov Priority: Minor NPE can occur in MapBinder.bindKeyFromAssociationTable if @JoinColumn not present java.lang.NullPointerException org.hibernate.cfg.annotations.MapBinder.bindKeyFromAssociationTable(MapBinder.java:161) org.hibernate.cfg.annotations.MapBinder.access$000(MapBinder.java:77) org.hibernate.cfg.annotations.MapBinder$1.secondPass(MapBinder.java:111) org.hibernate.cfg.CollectionSecondPass.doSecondPass(CollectionSecondPass.java:66) org.hibernate.cfg.Configuration.secondPassCompile(Configuration.java:1221) org.hibernate.cfg.AnnotationConfiguration.secondPassCompile(AnnotationConfiguration.java:383) org.hibernate.cfg.Configuration.buildMappings(Configuration.java:1206) org.hibernate.ejb.Ejb3Configuration.buildMappings(Ejb3Configuration.java:1449) org.hibernate.ejb.EventListenerConfigurator.configure(EventListenerConfigurator.java:193) org.hibernate.ejb.Ejb3Configuration.configure(Ejb3Configuration.java:1077) org.hibernate.ejb.Ejb3Configuration.createEntityManagerFactory(Ejb3Configuration.java:868) mapKeyType = property.getMapKey().getName(); Hibernate should check if annotation/mapkey specified and throw human-friendly exception, not NPE. -- This message is automatically generated by JIRA. - If you think it was sent incorrectly contact one of the administrators: http://opensource.atlassian.com/projects/hibernate/secure/Administrators.... - For more information on JIRA, see: http://www.atlassian.com/software/jira