Caused by: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'sysDictTypeServiceImpl': Invocation of init method failed; nested exception is java.lang.NullPointerException
其实对于调试开发项目中的bug很简单，我们要一针见血地发现问题所在，上述就是问题所在BeanCreationException,java.lang.NullPointerException
具体的问题，我贴上代码大家仔细一看
14:15:33.020 [restartedMain] ERROR o.s.b.SpringApplication - [reportFailure,824] - Application run failed
org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'sysDictDataController': Unsatisfied dependency expressed through field 'dictTypeServie'; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'sysDictTypeServiceImpl': Invocation of init method failed; nested exception is java.lang.NullPointerExceptionat org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.resolveFieldValue(AutowiredAnnotationBeanPostProcessor.java:659)at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:639)at org.springframework.beans.factory.annotation.InjectionMetadata.inject(InjectionMetadata.java:119)at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessProperties(AutowiredAnnotationBeanPostProcessor.java:399)at org.springf
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