1. hibernate Instantiation Exception: No default constructor for entity coderanch.comCopied from other topic (please don't post the same question in more than one topic): Originally posted by Pramod Kumar: Thanks for the response below... I have 2 args construcotor in User class still I am getting this exception, once I keep the no arg constructor I didn't see this exception. I am using enum for one colum and while inserting ... |
2. hibernate Instantiation Exception: No default constructor, constructor problem coderanch.comQuery q = em.createNamedQuery("User.byUserId"); q.setParameter("userId", userId); --> user = (User) getSingleResult(q); at this point I am getting following exception. org.hibernate.InstantiationException: No default constructor for entity Do I need to have a default constructor? Is it compulsory that do I need to have the default constructor? Thanks, Pramod. --------------------- Your POJO needs a default, no args constructor. You don't need to define ... |
3. Field 'ID' doesn't have a default value: org.hibernate.exception.GenericJDBCException: could not ins coderanch.comHi I have two table like xydataa and fm4featuress xydataa.hbm.cml |
4. NoSuchMethod Exception when change default-lazy to true forum.hibernate.orgI have a perfectly working Hibernate application which uses |