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Issue
1

TYE NullPointerException

the exception (but notice that the data will not be available and the collection would look empty
Forum
1

Type xxx is not found (error 301)

The error: Type User is not found (error 301) occurs when I query the db for a type before any instances of that type have been persisted, e.g.: return em.createQuery ("SELECT a FROM User a").getResultList (); What I was expecting was an empty list, not an error. Is there some enhancement
Forum
1

type.loader java.lang.ClassNotFoundException

- so please check if you still see these exceptions in lower logging level (e.g. info). The empty database
Forum
1

Unable to persist TreeMap

} Maybe you have an existing database in that path, which contains a Person#1 instance with an empty map
Forum
1

Update Entity references if we change the type of an entity

explorer still show as Entity Class the 'EntityB' with the correct ID, but all fields are empty
Issue
1

Use temporary files to enable very large transactions

] Do you invoke em.clear after flush to empty the persistence context? Do you use embedded mode or
Issue
1

user defined backup file

an empty temp directory, scan the backup directory for a newly created backup database-file (in
Forum
1

Using Enum type in NamedQuery: Field is not found in type

. $ instead of . to represent the inner class name. The following example should work with an empty database
Forum
1

Using of Second Level Cache

its fields may be initialised as null / empty list, unless eager fetch is used
Forum
1

Visibility of changes in Transaction is not visible to a JPA QL Query

; // Bonus empty constructor generated for JPA protected Item() {   super(); } public Item