io.jenkins.plugins.casc.ConfiguratorException: Invalid configuration elements for type class jenkins.model.GlobalConfigurationCategory$Unclassified : gitHubConfiguration.
Available attributes : administrativeMonitorsConfiguration, ansiColorBuildWrapper, ansibleTowerGlobalConfig, artifactManager, buildDiscarders, casCGlobalConfig, codeBuilder, configuration, defaultFolderConfiguration, defaultView, envInjectNodeProperty, envVarsFilter, fingerprints, gitHubPluginConfig, gitSCM, globalConfigFiles, globalDefaultFlowDurabilityLevel, globalLibraries, groovy, junitTestResultStorage, location, lockableResourcesManager, mailer, maskPasswordsBuildWrapper, masterBuild, mavenModuleSet, myView, nodeProperties, phaseJobsConfig, pipeline-model-docker, plugin, pluginImpl, pollSCM, projectNamingStrategy, quietPeriod, rebuildDescriptor, resourceRoot, scmRetryCount, shell, singleConditionalBuilder, sparkNotifyBuilder, sparkNotifyPostBuilder, sparkSendStep, throttleJobProperty, timestamper, upstream, usageStatistics, veracodeNotifier, viewsTabBar, warningsParsers, warningsPlugin, whitelist
	at io.jenkins.plugins.casc.BaseConfigurator.handleUnknown(BaseConfigurator.java:376)
	at io.jenkins.plugins.casc.BaseConfigurator.configure(BaseConfigurator.java:365)
	at io.jenkins.plugins.casc.BaseConfigurator.check(BaseConfigurator.java:287)
	at io.jenkins.plugins.casc.ConfigurationAsCode.lambda$checkWith$8(ConfigurationAsCode.java:755)
	at io.jenkins.plugins.casc.ConfigurationAsCode.invokeWith(ConfigurationAsCode.java:691)
Caused: io.jenkins.plugins.casc.ConfiguratorException: unclassified: error configuring 'unclassified' with class io.jenkins.plugins.casc.impl.configurators.GlobalConfigurationCategoryConfigurator configurator
	at io.jenkins.plugins.casc.ConfigurationAsCode.invokeWith(ConfigurationAsCode.java:697)
	at io.jenkins.plugins.casc.ConfigurationAsCode.checkWith(ConfigurationAsCode.java:755)
	at io.jenkins.plugins.casc.ConfigurationAsCode.configureWith(ConfigurationAsCode.java:740)
	at io.jenkins.plugins.casc.ConfigurationAsCode.configureWith(ConfigurationAsCode.java:616)
	at io.jenkins.plugins.casc.ConfigurationAsCode.configure(ConfigurationAsCode.java:298)
	at io.jenkins.plugins.casc.ConfigurationAsCode.init(ConfigurationAsCode.java:290)
Caused: java.lang.reflect.InvocationTargetException
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at hudson.init.TaskMethodFinder.invoke(TaskMethodFinder.java:104)
Caused: java.lang.Error
	at hudson.init.TaskMethodFinder.invoke(TaskMethodFinder.java:110)
	at hudson.init.TaskMethodFinder$TaskImpl.run(TaskMethodFinder.java:175)
	at org.jvnet.hudson.reactor.Reactor.runTask(Reactor.java:296)
	at jenkins.model.Jenkins$5.runTask(Jenkins.java:1131)
	at org.jvnet.hudson.reactor.Reactor$2.run(Reactor.java:214)
	at org.jvnet.hudson.reactor.Reactor$Node.run(Reactor.java:117)
	at jenkins.security.ImpersonatingExecutorService$1.run(ImpersonatingExecutorService.java:59)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
Caused: org.jvnet.hudson.reactor.ReactorException
	at org.jvnet.hudson.reactor.Reactor.execute(Reactor.java:282)
	at jenkins.InitReactorRunner.run(InitReactorRunner.java:50)
	at jenkins.model.Jenkins.executeReactor(Jenkins.java:1164)
	at jenkins.model.Jenkins.<init>(Jenkins.java:964)
	at hudson.model.Hudson.<init>(Hudson.java:85)
	at hudson.model.Hudson.<init>(Hudson.java:81)
	at hudson.WebAppMain$3.run(WebAppMain.java:295)
Caused: hudson.util.HudsonFailedToLoad
	at hudson.WebAppMain$3.run(WebAppMain.java:312)