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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 GitHub by hidetarou2013
, 1 year ago
: failed to lazily initialize a collection of role: com.example.sbjasperangular.model.Country.cities, could not initialize proxy - no Session; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name
via Coderanch by sam liya, 5 months ago
Error creating bean with name 'xxxxxServiceImpl': Unsatisfied dependency expressed through field 'xxxxxxRepository'; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'xxxxxRepository
via Stack Overflow by Raja
, 1 month ago
Error creating bean with name 'mainController': Unsatisfied dependency expressed through field 'userrep'; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'userRepository': Invocation of init method failed; nested exception is java.lang.IllegalArgumentException: Not a managed type: class com.example.demo.User
via Stack Overflow by karim hagui
, 6 months ago
Error creating bean with name 'scheduledTasks': Unsatisfied dependency expressed through field 'appRepo'; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'operationRepo': Invocation of init
via Stack Overflow by Shek
, 9 months ago
Error creating bean with name 'bookServiceImpl': Unsatisfied dependency expressed through field 'booksDao'; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'booksDao': Invocation of init
via GitHub by kopax
, 1 year ago
resolve reference to bean 'sqlSessionFactory_Localism' while setting bean property 'localism'; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'sqlSessionFactory_Localism': Invocation of init method failed; nested exception is java.lang.IllegalArgumentException: not support database id: null
org.hibernate.LazyInitializationException: failed to lazily initialize a collection of role: com.example.sbjasperangular.model.Country.cities, could not initialize proxy - no Session	at org.hibernate.collection.internal.AbstractPersistentCollection.throwLazyInitializationException(AbstractPersistentCollection.java:587)	at org.hibernate.collection.internal.AbstractPersistentCollection.withTemporarySessionIfNeeded(AbstractPersistentCollection.java:204)	at org.hibernate.collection.internal.AbstractPersistentCollection.readElementExistence(AbstractPersistentCollection.java:316)	at org.hibernate.collection.internal.PersistentBag.contains(PersistentBag.java:271)	at com.example.sbjasperangular.model.Country.addCity(Country.java:43)	at com.example.sbjasperangular.service.ApiService.addCity(ApiService.java:40)	at com.example.sbjasperangular.service.ApiService.init(ApiService.java:68)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)	at java.lang.reflect.Method.invoke(Method.java:497)	at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor$LifecycleElement.invoke(InitDestroyAnnotationBeanPostProcessor.java:365)	at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor$LifecycleMetadata.invokeInitMethods(InitDestroyAnnotationBeanPostProcessor.java:310)	at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor.postProcessBeforeInitialization(InitDestroyAnnotationBeanPostProcessor.java:133)	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.applyBeanPostProcessorsBeforeInitialization(AbstractAutowireCapableBeanFactory.java:408)	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1570)	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:545)	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:482)	at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:306)	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:230)	at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:302)	at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:202)	at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:207)	at org.springframework.beans.factory.support.DefaultListableBeanFactory.findAutowireCandidates(DefaultListableBeanFactory.java:1214)	at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1054)	at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1019)	at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:566)	at org.springframework.beans.factory.annotation.InjectionMetadata.inject(InjectionMetadata.java:88)	at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessPropertyValues(AutowiredAnnotationBeanPostProcessor.java:349)	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1214)	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:543)	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:482)	at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:306)	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:230)	at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:302)	at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:197)	at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:776)	at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:861)	at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:541)	at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.refresh(EmbeddedWebApplicationContext.java:122)	at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:759)	at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:369)	at org.springframework.boot.SpringApplication.run(SpringApplication.java:313)	at org.springframework.boot.SpringApplication.run(SpringApplication.java:1185)	at org.springframework.boot.SpringApplication.run(SpringApplication.java:1174)	at com.example.sbjasperangular.SbJasperAngularApplication2.main(SbJasperAngularApplication2.java:33)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)	at java.lang.reflect.Method.invoke(Method.java:497)	at org.springframework.boot.devtools.restart.RestartLauncher.run(RestartLauncher.java:49)