Hibernate class cast exception from object to ...

Http://stackoverflow.com/questions/22548325/java-lang-classcastexception-cannot-be-cast-to-java-lang-integer

When you select specific columns from DB, the result for you get is not the entity object, but Object[] a, with each element of Array holding different column values. So, what's your ' re getting from query.list() method is: List<Object[]> . So, certainly if you cast list.get(0) , to App1User , that would result in ClassCastException .

Hibernate class cast exception from object to ...