请教da佬们:怎么学会看日志报错的信息? 比如下面的报错信息

2021-07-13 15:14:47.564 [httpWorkerThread-8091-44] ERROR com.longji.core.spring.advice.EcpExceptionAdvice - EcpException:invalid_key,nonexistent!!
com.longji.core.base.bean.EcpException: invalid_key,nonexistent!!
    at com.longji.core.spring.advice.RsaRequestBodyAdvice.beforeBodyRead(RsaRequestBodyAdvice.java:58)
    at org.springframework.web.servlet.mvc.method.annotation.RequestResponseBodyAdviceChain.beforeBodyRead(RequestResponseBodyAdviceChain.java:92)
    at org.springframework.web.servlet.mvc.method.annotation.AbstractMessageConverterMethodArgumentResolver.readWithMessageConverters(AbstractMessageConverterMethodArgumentResolver.java:203)
    at org.springframework.web.servlet.mvc.method.annotation.RequestResponseBodyMethodProcessor.readWithMessageConverters(RequestResponseBodyMethodProcessor.java:157)
    at org.springframework.web.servlet.mvc.method.annotation.RequestResponseBodyMethodProcessor.resolveArgument(RequestResponseBodyMethodProcessor.java:130)
    at org.springframework.web.method.support.HandlerMethodArgumentResolverComposite.resolveArgument(HandlerMethodArgumentResolverComposite.java:126)
    at org.springframework.web.method.support.InvocableHandlerMethod.getMethodArgumentValues(InvocableHandlerMethod.java:167)
    at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:134)
    at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:104)
    at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:892)
    at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:797)
    at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:87)
    at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1039)
    at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:942)
    at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1005)
    at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:908)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:656)
    at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:882)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:737)
    at com.bes.enterprise.webtier.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:229)
    at com.bes.enterprise.webtier.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
    at com.bes.enterprise.web.websocket.server.WsFilter.doFilter(WsFilter.java:48)
    at com.bes.enterprise.webtier.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:191)
    at com.bes.enterprise.webtier.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
    at com.longji.core.filter.core.EcpBaseFilter$EcpVirtualFilterChain.doFilter(EcpBaseFilter.java:150)
    at com.longji.core.filter.EcpSecurityFilter.doFilter(EcpSecurityFilter.java:63)
    at com.longji.core.filter.core.EcpBaseFilter$EcpVirtualFilterChain.doFilter(EcpBaseFilter.java:154)
    at com.longji.core.filter.XssFilter.doFilter(XssFilter.java:36)
    at com.longji.core.filter.core.EcpBaseFilter$EcpVirtualFilterChain.doFilter(EcpBaseFilter.java:154)
    at com.longji.core.filter.CorsFilter.doFilter(CorsFilter.java:44)
    at com.longji.core.filter.core.EcpBaseFilter$EcpVirtualFilterChain.doFilter(EcpBaseFilter.java:154)
    at com.longji.core.filter.core.EcpBaseFilter.doEcpFilter(EcpBaseFilter.java:133)
    at com.longji.core.filter.core.EcpBaseFilter.doFilter(EcpBaseFilter.java:78)
    at com.bes.enterprise.webtier.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:191)
    at com.bes.enterprise.webtier.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
    at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:99)
    at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
    at com.bes.enterprise.webtier.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:191)
    at com.bes.enterprise.webtier.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
    at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:92)
    at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
    at com.bes.enterprise.webtier.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:191)
    at com.bes.enterprise.webtier.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
    at org.springframework.web.filter.HiddenHttpMethodFilter.doFilterInternal(HiddenHttpMethodFilter.java:93)
    at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
    at com.bes.enterprise.webtier.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:191)
    at com.bes.enterprise.webtier.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
    at org.springframework.boot.web.servlet.support.ErrorPageFilter.doFilter(ErrorPageFilter.java:130)
    at org.springframework.boot.web.servlet.support.ErrorPageFilter.access$000(ErrorPageFilter.java:66)
    at org.springframework.boot.web.servlet.support.ErrorPageFilter$1.doFilterInternal(ErrorPageFilter.java:105)
    at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
    at org.springframework.boot.web.servlet.support.ErrorPageFilter.doFilter(ErrorPageFilter.java:123)
    at com.bes.enterprise.webtier.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:191)
    at com.bes.enterprise.webtier.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
    at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:200)
    at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
    at com.bes.enterprise.webtier.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:191)
    at com.bes.enterprise.webtier.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
    at com.bes.enterprise.webtier.core.DefaultWrapperValve.invoke(DefaultWrapperValve.java:193)
    at com.bes.enterprise.webtier.core.DefaultContextValve.invoke(DefaultContextValve.java:92)
    at com.bes.enterprise.webext.BesContextCleanupValve.invoke(BesContextCleanupValve.java:50)
    at com.bes.enterprise.webext.BESAppservValve.invoke(BESAppservValve.java:41)
    at com.bes.enterprise.webtier.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:540)
    at com.bes.enterprise.webtier.core.DefaultHostValve.invoke(DefaultHostValve.java:136)
    at com.bes.enterprise.webtier.valves.ErrorReportValve.invoke(ErrorReportValve.java:77)
    at com.bes.enterprise.webtier.core.DefaultEngineValve.invoke(DefaultEngineValve.java:83)
    at com.bes.enterprise.webtier.connector.CoyoteAdapter.service(CoyoteAdapter.java:349)
    at com.bes.enterprise.web.crane.http11.Http11Processor.service(Http11Processor.java:594)
    at com.bes.enterprise.web.crane.AbstractProcessorLight.process(AbstractProcessorLight.java:61)
    at com.bes.enterprise.web.crane.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:802)
    at com.bes.enterprise.web.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1627)
    at com.bes.enterprise.web.util.net.SocketProcessorBase.run(SocketProcessorBase.java:45)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
    at com.bes.enterprise.web.util.threads.WorkThread$WrappingRunnable.run(WorkThread.java:57)
    at java.lang.Thread.run(Thread.java:748)

查看报错日志,一般先定位自己写的代码异常日志信息。并且从下往上找错误信息。
com.longji.core.base.bean.EcpException: invalid_key,nonexistent!!
这个是重要的提示。
你导错了spring-core包吧。