菜单请求报错：org.springblade.modules.system.controller.MenuController.routes

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80088270 2021-08-27 13:38

一、该问题的重现步骤是什么？

1. 2.8.2 BladeX-boot mysql Windows

2. Saber 启动，登录成功，进入后前台报：Cannot invoke "Object.getClass()" because "cause" is null 不显示菜单

3. 后台报错：

java.lang.NullPointerException: Cannot invoke "Object.getClass()" because "cause" is null

at org.springframework.cglib.core.CodeGenerationException.(CodeGenerationException.java:25)

at org.springframework.cglib.core.ReflectUtils.defineClass(ReflectUtils.java:567)

at org.springframework.cglib.core.AbstractClassGenerator.generate(AbstractClassGenerator.java:363)

at org.springframework.cglib.core.AbstractClassGenerator$ClassLoaderData$3.apply(AbstractClassGenerator.java:110)

at org.springframework.cglib.core.AbstractClassGenerator$ClassLoaderData$3.apply(AbstractClassGenerator.java:108)

at org.springframework.cglib.core.internal.LoadingCache$2.call(LoadingCache.java:54)

at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)

at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)

at org.springframework.cglib.core.internal.LoadingCache.createEntry(LoadingCache.java:61)

at org.springframework.cglib.core.internal.LoadingCache.get(LoadingCache.java:34)

at org.springframework.cglib.core.AbstractClassGenerator$ClassLoaderData.get(AbstractClassGenerator.java:134)

at org.springframework.cglib.core.AbstractClassGenerator.create(AbstractClassGenerator.java:319)

at org.springblade.core.tool.beans.BladeBeanCopier$Generator.create(BladeBeanCopier.java:138)

at org.springblade.core.tool.beans.BladeBeanCopier.lambda$create$0(BladeBeanCopier.java:79)

at java.base/java.util.concurrent.ConcurrentHashMap.computeIfAbsent(ConcurrentHashMap.java:1708)

at org.springblade.core.tool.beans.BladeBeanCopier.create(BladeBeanCopier.java:73)

at org.springblade.core.tool.beans.BladeBeanCopier.create(BladeBeanCopier.java:67)

at org.springblade.core.tool.utils.BeanUtil.copy(BeanUtil.java:154)

at org.springblade.core.tool.utils.BeanUtil.copy(BeanUtil.java:133)

at org.springblade.modules.system.wrapper.MenuWrapper.lambda$listNodeVO$0(MenuWrapper.java:64)

at java.base/java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:197)

at java.base/java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1625)

at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484)

at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474)

at java.base/java.util.stream.ReduceOps$ReduceOp.evaluateSequential(ReduceOps.java:913)

at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)

at java.base/java.util.stream.ReferencePipeline.collect(ReferencePipeline.java:682)

at org.springblade.modules.system.wrapper.MenuWrapper.listNodeVO(MenuWrapper.java:64)

at org.springblade.modules.system.service.impl.MenuServiceImpl.buildRoutes(MenuServiceImpl.java:132)

at org.springblade.modules.system.service.impl.MenuServiceImpl.routes(MenuServiceImpl.java:113)

at org.springblade.modules.system.service.impl.MenuServiceImpl$$FastClassBySpringCGLIB$$655e7d6c.invoke()

at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:218)

at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:687)

at org.springblade.modules.system.service.impl.MenuServiceImpl$$EnhancerBySpringCGLIB$$1a648fff.routes()

at org.springblade.modules.system.controller.MenuController.routes(MenuController.java:181)

at org.springblade.modules.system.controller.MenuController$$FastClassBySpringCGLIB$$75d2f6c2.invoke()

at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:218)

at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:771)

at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:163)

at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.proceed(CglibAopProxy.java:749)

at org.springframework.aop.aspectj.MethodInvocationProceedingJoinPoint.proceed(MethodInvocationProceedingJoinPoint.java:88)

at org.springblade.core.log.aspect.RequestLogAspect.aroundApi(RequestLogAspect.java:112)

at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:78)

at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)

at java.base/java.lang.reflect.Method.invoke(Method.java:567)

at org.springframework.aop.aspectj.AbstractAspectJAdvice.invokeAdviceMethodWithGivenArgs(AbstractAspectJAdvice.java:644)

at org.springframework.aop.aspectj.AbstractAspectJAdvice.invokeAdviceMethod(AbstractAspectJAdvice.java:633)

at org.springframework.aop.aspectj.AspectJAroundAdvice.invoke(AspectJAroundAdvice.java:70)

at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:175)

at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.proceed(CglibAopProxy.java:749)

at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:95)

at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)

at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.proceed(CglibAopProxy.java:749)

at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:691)

at org.springblade.modules.system.controller.MenuController$$EnhancerBySpringCGLIB$$5ca5f8aa.routes()

at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:78)

at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)

at java.base/java.lang.reflect.Method.invoke(Method.java:567)

at org.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:190)

at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:138)

at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:105)

at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:878)

at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:792)

at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:87)

at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1040)

at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:943)

at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1006)

at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:898)

at javax.servlet.http.HttpServlet.service(HttpServlet.java:497)

at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:883)

at javax.servlet.http.HttpServlet.service(HttpServlet.java:584)

at io.undertow.servlet.handlers.ServletHandler.handleRequest(ServletHandler.java:74)

at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:129)

at org.springblade.core.log.filter.LogTraceFilter.doFilter(LogTraceFilter.java:39)

at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61)