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Samebug tips

  1. ,
    via Stack Overflow by JamesENL

    Use the proper ORM annotations (@ManyToOne and @OneToMany).

  2. ,
    via Stack Overflow by Kleber Mota

    Use eager fetch (fetch = FetchType.EAGER) annotation.

Solutions on the web

via rapidminer.com by Unknown author, 1 year ago
failed to lazily initialize a collection of role: de.rapidanalytics.entity.PropertiesMap.properties, could not initialize proxy - no Session
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failed to lazily initialize a collection of role: com.hemanths.expense.manager.api.hibernate.entity.Category.subCategories, could not initialize proxy - no Session
via Stack Overflow by Faraine
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failed to lazily initialize a collection of role: xy.Employee.legitimacies, could not initialize proxy - no Session
via rapid-i.com by Unknown author, 2 years ago
failed to lazily initialize a collection of role: de.rapidanalytics.entity.PropertiesMap.properties, could not initialize proxy - no Session
org.hibernate.LazyInitializationException: failed to lazily initialize a collection of role: de.rapidanalytics.entity.PropertiesMap.properties, could not initialize proxy - no Session	at org.hibernate.collection.internal.AbstractPersistentCollection.throwLazyInitializationException(AbstractPersistentCollection.java:566)	at org.hibernate.collection.internal.AbstractPersistentCollection.withTemporarySessionIfNeeded(AbstractPersistentCollection.java:186)	at org.hibernate.collection.internal.AbstractPersistentCollection.initialize(AbstractPersistentCollection.java:545)	at org.hibernate.collection.internal.AbstractPersistentCollection.read(AbstractPersistentCollection.java:124)