org.hibernate.loader.MultipleBagFetchException: cannot simultaneously fetch multiple bags

Question

Following is my code Here I am using multiple lists to fetch data from database. On fetching data from hql query it is showing exception.

Pojo Class

Answer 1

For me I had the same error and I solved by adding the annotation of hibernate @Fetch

@OneToMany(mappedBy="parent", fetch=FetchType.EAGER)
@Fetch(value = FetchMode.SUBSELECT)
private List childs;