当我尝试保存运行代码覆盖率测试并配置为发布 rcov 报告的作业时，我收到下面列出的错误消息，并且我所做的更改未保存。此问题出现在 Hudson 版本 1.362 中，并存在于 1.363 中。如果我取消选中“发布覆盖率报告”复选框，则可以保存该作业。
状态代码：500 异常：堆栈跟踪：
java.lang.InstantiationError: hudson.plugins.rubyMetrics.rcov.model.MetricTarget 在 org.kohsuke.stapler.RequestImpl.bindParametersToList(RequestImpl.java:271) 在 hudson.plugins.rubyMetrics.rcov.RcovPublisher$DescriptorImpl.newInstance(RcovPublisher.java:143) 在 hudson.plugins.rubyMetrics.rcov.RcovPublisher$DescriptorImpl.newInstance(RcovPublisher.java:104) 在 hudson.util.DescribableList.rebuild(DescribableList.java:147) 在 hudson.model.Project.submit(Project.java:198) 在 hudson.model.FreeStyleProject.submit(FreeStyleProject.java:97) 在hudson.model.Job.doConfigSubmit(Job.java:1050) at hudson.model.AbstractProject.doConfigSubmit(AbstractProject.java:555) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.kohsuke.stapler.Function$InstanceFunction.invoke(Function.java:235) at org.kohsuke.stapler.Function.bindAndInvoke(Function.java:116) at org.kohsuke.stapler.Function.bindAndInvokeAndServeResponse(Function.java:57) at org.kohsuke.stapler.MetaClass$1.doDispatch(MetaClass.java:75) at org.kohsuke.stapler.NameBasedDispatcher.dispatch(NameBasedDispatcher.java:30) at org.kohsuke.stapler.Stapler.invoke(Stapler.java:525) at org.kohsuke.stapler.MetaClass$6.doDispatch(MetaClass.java:181) at org.kohsuke.stapler.NameBasedDispatcher.dispatch(NameBasedDispatcher.java:30) at org.kohsuke.stapler.Stapler.invoke(Stapler.java:525) at org.kohsuke.stapler.Stapler.invoke(Stapler.java:441) at org.kohsuke.stapler.Stapler.service(Stapler.java:123) at javax.servlet.http.HttpServlet.service(HttpServlet.java:45) at winstone.ServletConfiguration.execute(ServletConfiguration.java:249) at winstone.RequestDispatcher.forward(RequestDispatcher.java:335) at winstone.RequestDispatcher.doFilter(RequestDispatcher.java:378) at hudson.util.PluginServletFilter$1.doFilter(PluginServletFilter.java:94) at hudson.util.PluginServletFilter.doFilter(PluginServletFilter.java:86) at winstone.FilterConfiguration.execute(FilterConfiguration.java:195) at winstone.RequestDispatcher.doFilter(RequestDispatcher.java:368) at hudson.security.csrf.CrumbFilter.doFilter(CrumbFilter.java:47) at winstone.FilterConfiguration.execute(FilterConfiguration.java:195) at winstone.RequestDispatcher.doFilter(RequestDispatcher.java:368) at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:84) at hudson.security.ChainedServletFilter.doFilter(ChainedServletFilter.java:76) at hudson.security.HudsonFilter.doFilter(HudsonFilter.java:164) at winstone.FilterConfiguration.execute(FilterConfiguration.java:195) at winstone.RequestDispatcher.doFilter(RequestDispatcher.java:368) at winstone.RequestDispatcher.forward(RequestDispatcher.java:333) 在 winstone.RequestHandlerThread.processRequest(RequestHandlerThread.java:244) 在 winstone.RequestHandlerThread。运行（RequestHandlerThread.java:150）在 java.lang.Thread.run（Thread.java:619）
答案1
参见哈德逊错误报告 6808