[程式]Spring NoSuchBeanDefinitionException原因分析

WARN  [localhost-startStop-1] [CloseAwareApplicationContext] Exception encountered during context initialization - cancelling refresh attempt
org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'generalSyncService': Injection of resource dependencies failed;
nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'acountLoader': Injection of resource dependencies failed;
nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'acountDao': Injection of resource dependencies failed;
nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'dataLoadService': Injection of resource dependencies failed;
nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'commonService': Injection of resource dependencies failed;
nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'dbDataService' defined in class path resource [project-spring.xml]: Cannot resolve reference to bean '#{configurationService.configuration.getProperty('DbDataStrategy.impl')}'while setting bean property 'DbDataStrategy';
nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No bean named 'null' is defined
        at org.springframework.context.annotation.CommonAnnotationBeanPostProcessor.postProcessPropertyValues(CommonAnnotationBeanPostProcessor.java:308)
        at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1210)
        at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:537)
        at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:476)
        at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:303)
        at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:230)
        at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:299)
        at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:194)
        at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:755)
        at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:757)
        at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:480)


What is a NoSuchBeanDefinitionException and how do I fix it?

起因:
團隊成員新建置了'DbDataStrategy.impl'，卻沒有將其對應Bean放上來

解決方法:
在local.properties新增
DbDataStrategy.impl=DbDataStrategy