Error during generated code invocation com.intellij.debugger.engine.evaluation.EvaluateException: Method threw 'java.lang.NullPointerException' exception.


上來一張圖,

找了半天原因,最后發現是接口注入的時候忘記加 @Autowired

 

 

 加上之后,重新啟動項目就可以了。

 


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猜您在找 關於debug模式下對象toString報空指針的問題。Method threw 'java.lang.NullPointerException' exception. Cannot evaluate cn.gooday.jsh.service.common.dto.RestControllerResult.toString() Servlet.service() for servlet [dispatcherServlet] in context with path [] threw exception [Request processing failed; nested exception is java.lang.NullPointerException] with root cause ------>Servlet.service() for servlet [dispatcherServlet] in context with path [] threw exception [Request processing failed; nested exception is java.lang.NullPointerException] with root cause 錯誤:Servlet.service() for servlet [dispatcherServlet] in context with path [] threw exception [Request processing failed; nested exception is java.lang.NullPointerException] An internal error occurred during: "Initializing Java Tooling". java.lang.NullPointerException Eclipse報錯An internal error occurred during: "J2EE Component Mapping Update". java.lang.NullPointerException Servlet.service() for servlet [dispatcherServlet] in context with path [] threw exception [Request processing failed; nested exception is java.lang.NullPointerException] with root cause java.lang.Nul method 'redisConnectionFactory' threw exception; nested exception is java.lang.NoClassDefFoundError 報錯:嚴重: Servlet.service() for servlet [springmvc] in context with path [ ] threw exception [Request processing failed; nested exception is java.lang.NullPointerException] with root cause 關於Servlet.service() for servlet [dispatcherServlet] in context with path [] threw exception [Request processing failed; nested exception is java.lang.NullPointerException] with root cause錯誤提示
 
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