【SpringBoot项目意外出现 循环依赖和注入的对象意外是Null的问题 Requested bean is currently in creation: Is there an unresolvable circular reference? 或 nested exception is java.lang.NullPointerException】的更多相关文章

SpringBoot项目意外出现 循环依赖和注入的对象意外是Null的问题 Requested bean is currently in creation: Is there an unresolvable circular reference? 或 nested exception is java.lang.NullPointerException

1.Caused by: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'mybatisPlusConfig': Invocation of init method failed; nested exception is java.lang.NullPointerException 2.Caused by: org.springframework.beans.facto…

Spirng 循环依赖报错：Requested bean is currently in creation: Is there an unresolvable circular reference?

1:前言 最近在项目中遇到了一次循环依赖报错的问题,虽然解决的很快,但是有些不明白的地方,特此记录. 在此我把 bean 的结构和 注入方式单独拎出来进行演示 1.1:报错提示 1.2:错误日志 Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.BeanCreationException: Error creatin…

springboot 异常： Requested bean is currently in creation: Is there an unresolvable circular reference?

2018-07-31 11:56:18.812 WARN 10316 --- [ main] ConfigServletWebServerApplicationContext : Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creati…

?--Porg.springframework.beans.MethodInvocationException: Property 'username' threw exception; nested exception is java.lang.NullPointerException

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HTTP Status 500 - Request processing failed; nested exception is java.lang.NullPointerException

HTTP Status 500 - Request processing failed; nested exception is java.lang.NullPointerException type Exception report message Request processing failed; nested exception is java.lang.NullPointerException description The server encountered an internal…

14- Servlet.service() for servlet [mvc-dispatcher] in context with path [/collegeservice] threw exception [Request processing failed; nested exception is java.lang.NullPointerException] with root caus

有的service没有依赖注入:…

error：org.springframework.web.util.NestedServletException: Request processing failed; nested exception is java.lang.NullPointerException

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报错：严重: Servlet.service() for servlet [springmvc] in context with path [ ] threw exception [Request processing failed; nested exception is java.lang.NullPointerException] with root cause

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SSM框架报HTTP Status 500 - Request processing failed; nested exception is java.lang.NullPointerException错

如下图 一番排查之后发现原来是server层写漏注释了 粗心大意,一天内出现两次写漏注释,SSM框架有意思.…