java.lang.NullPointerException

activiti.org | 6 months ago
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  1. 0

    Error after pointing activiti-explorer to postgresql db | Activiti Forums

    activiti.org | 6 months ago
    java.lang.NullPointerException
  2. 0

    Annotated bean config doesnt see bean from XML config

    Stack Overflow | 1 year ago | G.Spansky
    org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type [javax.sql.DataSource] found for dependency: expected at least 1 bean which qualifies as autowire candidate for this dependency. Dependency ann otations: {@org.springframework.beans.factory.annotation.Autowired(required=true)}
  3. 0

    @Autowired not managed in spring mvc "Injection of autowired dependencies failed"

    Stack Overflow | 4 years ago | mouhie
    org.springframework.beans.factory.BeanCreationException: Could not autowire field: ma.co.services.log.ILog awb.businessrules.WorkflowIndividu.ValiderBR.logger; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type [ma.co.services.log.ILog] found for dependency: expected at least 1 bean which qualifies as autowire candidate for this dependency. Dependency annotations: {@org.springframework.beans.factory.annotation.Autowired(required=true)} at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:514)
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  5. 0

    Repeated column in mapping for entity: com.priyan.patients.EPrescriber column: id (should be mapped with insert="false" update="false")

    Stack Overflow | 3 years ago | Priyan RockZ
    org.springframework.beans.factory.BeanCreationException: Could not autowire field: private com.priyan.patients.EPrescriberDAO com.priyan.patients.ContactsControllers.ePrescriberDAO; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'EPrescriberDAO': Injection of autowired dependencies failed; nested exception is org.springframework.beans.factory.BeanCreationException: Could not autowire field: private org.springframework.orm.hibernate3.HibernateTemplate com.priyan.patients.EPrescriberDAO.hibernateTemplate; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No matching bean of type [org.springframework.orm.hibernate3.HibernateTemplate] found for dependency: expected at least 1 bean which qualifies as autowire candidate for this dependency. Dependency annotations: {@org.springframework.beans.factory.annotation.Autowired(required=true)}
  6. 0

    (Resolved) Cause=slf4j dependency confiliction - NoSuchMethodError: org.slf4j.helpers.MessageFormatter.format

    Stack Overflow | 3 years ago | wise king
    org.springframework.beans.factory.BeanCreationException: Could not autowire method: public void com.project.tr.some.core.dao.impl.someGenericDaoImpl.init(org.springframework.orm.hibernate3.HibernateTemplate); nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'hibernateTemplate' defined in class path resource [applicationContext-core.xml]: Cannot resolve reference to bean 'sessionFactory' while setting bean property 'sessionFactory'; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'sessionFactory' defined in class path resource [applicationContext-core.xml]: Invocation of init method failed; nested exception is org.springframework.beans.BeanInstantiationException: Could not instantiate bean class [org.hibernate.cfg.AnnotationConfiguration]: Constructor threw exception; nested exception is java.lang.NoSuchMethodError: org.slf4j.helpers.MessageFormatter.format(Ljava/lang/String;Ljava/lang/Object;)Ljava/lang/String;

  1. linxiaolong 5 times, last 2 months ago
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Root Cause Analysis

  1. org.springframework.beans.factory.BeanCreationException

    Could not autowire field: protected org.activiti.engine.IdentityService org.activiti.explorer.conf.DemoDataConfiguration.identityService; nested exception is org.springframework.beans.factory.BeanCreationExceptio n: Error creating bean with name 'processEngine': FactoryBean threw exception on object creation; nested exception is java.lang.NullPointerE xception

    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject()
  2. Spring Beans
    InjectionMetadata.inject
    1. org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:561)
    2. org.springframework.beans.factory.annotation.InjectionMetadata.inject(InjectionMetadata.java:88)
    2 frames