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java.lang.NullPointerException: null at com.google.common.base.Preconditions.checkNotNull(Preconditions.java:210)[com.google.guava:18.0.0] at org.sonatype.nexus.validation.ValidationMessage.<init>(ValidationMessage.java:36)[org.sonatype.nexus.validation:3.0.0.SNAPSHOT] at org.sonatype.nexus.validation.ValidationMessage.<init>(ValidationMessage.java:41)[org.sonatype.nexus.validation:3.0.0.SNAPSHOT] at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)[na:1.8.0_40] at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)[na:1.8.0_40] at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)[na:1.8.0_40] at java.lang.reflect.Constructor.newInstance(Constructor.java:422)[na:1.8.0_40] at org.codehaus.groovy.reflection.CachedConstructor.invoke(CachedConstructor.java:77)[na:na] at org.codehaus.groovy.runtime.callsite.ConstructorSite$ConstructorSiteNoUnwrapNoCoerce.callConstructor(ConstructorSite.java:102)[na:na] at org.codehaus.groovy.runtime.callsite.CallSiteArray.defaultCallConstructor(CallSiteArray.java:57)[na:na] at org.codehaus.groovy.runtime.callsite.AbstractCallSite.callConstructor(AbstractCallSite.java:182)[na:na] at org.codehaus.groovy.runtime.callsite.AbstractCallSite.callConstructor(AbstractCallSite.java:194)[na:na] at org.sonatype.nexus.coreui.TaskComponent.asSchedule(TaskComponent.groovy:351)[na:na] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)[na:1.8.0_40] at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)[na:1.8.0_40] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)[na:1.8.0_40] at java.lang.reflect.Method.invoke(Method.java:497)[na:1.8.0_40] at org.codehaus.groovy.runtime.callsite.PogoMetaMethodSite$PogoCachedMethodSiteNoUnwrapNoCoerce.invoke(PogoMetaMethodSite.java:207)[na:na] at org.codehaus.groovy.runtime.callsite.PogoMetaMethodSite.callCurrent(PogoMetaMethodSite.java:56)[na:na] at org.codehaus.groovy.runtime.callsite.CallSiteArray.defaultCallCurrent(CallSiteArray.java:49)[na:na] at org.codehaus.groovy.runtime.callsite.AbstractCallSite.callCurrent(AbstractCallSite.java:133)[na:na] at org.codehaus.groovy.runtime.callsite.AbstractCallSite.callCurrent(AbstractCallSite.java:141)[na:na] at org.sonatype.nexus.coreui.TaskComponent.create(TaskComponent.groovy:132)[na:na] at org.sonatype.nexus.validation.internal.ValidationInterceptor.invoke(ValidationInterceptor.java:53)[na:na] at org.apache.shiro.guice.aop.AopAllianceMethodInvocationAdapter.proceed(AopAllianceMethodInvocationAdapter.java:49)[na:na] at org.apache.shiro.authz.aop.AuthorizingAnnotationMethodInterceptor.invoke(AuthorizingAnnotationMethodInterceptor.java:68)[na:na] at org.apache.shiro.guice.aop.AopAllianceMethodInterceptorAdapter.invoke(AopAllianceMethodInterceptorAdapter.java:36)[na:na] at org.apache.shiro.guice.aop.AopAllianceMethodInvocationAdapter.proceed(AopAllianceMethodInvocationAdapter.java:49)[na:na] at org.apache.shiro.authz.aop.AuthorizingAnnotationMethodInterceptor.invoke(AuthorizingAnnotationMethodInterceptor.java:68)[na:na] at org.apache.shiro.guice.aop.AopAllianceMethodInterceptorAdapter.invoke(AopAllianceMethodInterceptorAdapter.java:36)[na:na] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)[na:1.8.0_40] at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)[na:1.8.0_40] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)[na:1.8.0_40] at java.lang.reflect.Method.invoke(Method.java:497)[na:1.8.0_40] at com.softwarementors.extjs.djn.router.dispatcher.DispatcherBase.invokeJavaMethod(DispatcherBase.java:142)[org.sonatype.nexus.plugins.nexus-extdirect-plugin:3.0.0.SNAPSHOT] at com.softwarementors.extjs.djn.router.dispatcher.DispatcherBase.invokeMethod(DispatcherBase.java:133)[org.sonatype.nexus.plugins.nexus-extdirect-plugin:3.0.0.SNAPSHOT] at org.sonatype.nexus.extdirect.internal.ExtDirectServlet$3.invokeMethod(ExtDirectServlet.java:204)[org.sonatype.nexus.plugins.nexus-extdirect-plugin:3.0.0.SNAPSHOT] at com.softwarementors.extjs.djn.router.dispatcher.DispatcherBase.dispatch(DispatcherBase.java:63)[org.sonatype.nexus.plugins.nexus-extdirect-plugin:3.0.0.SNAPSHOT] at com.softwarementors.extjs.djn.router.processor.standard.StandardRequestProcessorBase.dispatchStandardMethod(StandardRequestProcessorBase.java:73)[org.sonatype.nexus.plugins.nexus-extdirect-plugin:3.0.0.SNAPSHOT] at com.softwarementors.extjs.djn.router.processor.standard.json.JsonRequestProcessor.processIndividualRequest(JsonRequestProcessor.java:502)[org.sonatype.nexus.plugins.nexus-extdirect-plugin:3.0.0.SNAPSHOT] at com.softwarementors.extjs.djn.router.processor.standard.json.JsonRequestProcessor.processIndividualRequestsInThisThread(JsonRequestProcessor.java:150)[org.sonatype.nexus.plugins.nexus-extdirect-plugin:3.0.0.SNAPSHOT] at com.softwarementors.extjs.djn.router.processor.standard.json.JsonRequestProcessor.process(JsonRequestProcessor.java:133)[org.sonatype.nexus.plugins.nexus-extdirect-plugin:3.0.0.SNAPSHOT] at com.softwarementors.extjs.djn.router.RequestRouter.processJsonRequest(RequestRouter.java:83)[org.sonatype.nexus.plugins.nexus-extdirect-plugin:3.0.0.SNAPSHOT] at com.softwarementors.extjs.djn.servlet.DirectJNgineServlet.processRequest(DirectJNgineServlet.java:617)[org.sonatype.nexus.plugins.nexus-extdirect-plugin:3.0.0.SNAPSHOT] at com.softwarementors.extjs.djn.servlet.DirectJNgineServlet.doPost(DirectJNgineServlet.java:580)[org.sonatype.nexus.plugins.nexus-extdirect-plugin:3.0.0.SNAPSHOT] at org.sonatype.nexus.extdirect.internal.ExtDirectServlet.doPost(ExtDirectServlet.java:124)[org.sonatype.nexus.plugins.nexus-extdirect-plugin:3.0.0.SNAPSHOT] at javax.servlet.http.HttpServlet.service(HttpServlet.java:707)[javax.servlet-api:3.1.0] at javax.servlet.http.HttpServlet.service(HttpServlet.java:790)[javax.servlet-api:3.1.0] at com.google.inject.servlet.ServletDefinition.doServiceImpl(ServletDefinition.java:287)[com.google.inject:4.0.0] at com.google.inject.servlet.ServletDefinition.doService(ServletDefinition.java:277)[com.google.inject:4.0.0] at com.google.inject.servlet.ServletDefinition.service(ServletDefinition.java:182)[com.google.inject:4.0.0] at com.google.inject.servlet.DynamicServletPipeline.service(DynamicServletPipeline.java:70)[com.google.inject:4.0.0] at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:85)[com.google.inject:4.0.0] at org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:112)[org.apache.shiro.web:1.2.3] at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)[com.google.inject:4.0.0] at org.apache.shiro.web.servlet.ProxiedFilterChain.doFilter(ProxiedFilterChain.java:61)[org.apache.shiro.web:1.2.3] at org.apache.shiro.web.servlet.AdviceFilter.executeChain(AdviceFilter.java:108)[org.apache.shiro.web:1.2.3] at org.apache.shiro.web.servlet.AdviceFilter.doFilterInternal(AdviceFilter.java:137)[org.apache.shiro.web:1.2.3] at org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:125)[org.apache.shiro.web:1.2.3] at org.apache.shiro.web.servlet.ProxiedFilterChain.doFilter(ProxiedFilterChain.java:66)[org.apache.shiro.web:1.2.3] at org.apache.shiro.web.servlet.AbstractShiroFilter.executeChain(AbstractShiroFilter.java:449)[org.apache.shiro.web:1.2.3] at org.sonatype.nexus.web.SecurityFilter.executeChain(SecurityFilter.java:87)[org.sonatype.nexus.core:3.0.0.SNAPSHOT] at org.apache.shiro.web.servlet.AbstractShiroFilter$1.call(AbstractShiroFilter.java:365)[org.apache.shiro.web:1.2.3] at org.apache.shiro.subject.support.SubjectCallable.doCall(SubjectCallable.java:90)[org.apache.shiro.core:1.2.3] at org.apache.shiro.subject.support.SubjectCallable.call(SubjectCallable.java:83)[org.apache.shiro.core:1.2.3] at org.apache.shiro.subject.support.DelegatingSubject.execute(DelegatingSubject.java:383)[org.apache.shiro.core:1.2.3] at org.apache.shiro.web.servlet.AbstractShiroFilter.doFilterInternal(AbstractShiroFilter.java:362)[org.apache.shiro.web:1.2.3] at org.sonatype.nexus.web.SecurityFilter.doFilterInternal(SecurityFilter.java:103)[org.sonatype.nexus.core:3.0.0.SNAPSHOT] at org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:125)[org.apache.shiro.web:1.2.3] at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)[com.google.inject:4.0.0] at com.sonatype.nexus.licensing.internal.LicensingRedirectFilter.doFilter(LicensingRedirectFilter.java:134)[com.sonatype.nexus.plugins.nexus-licensing-plugin:3.0.0.SNAPSHOT] at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)[com.google.inject:4.0.0] at com.codahale.metrics.servlet.AbstractInstrumentedFilter.doFilter(AbstractInstrumentedFilter.java:97)[com.codahale.metrics.servlet:3.0.2] at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)[com.google.inject:4.0.0] at org.sonatype.nexus.internal.web.ErrorPageFilter.doFilter(ErrorPageFilter.java:65)[org.sonatype.nexus.core:3.0.0.SNAPSHOT] at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)[com.google.inject:4.0.0] at org.sonatype.nexus.internal.web.EnvironmentFilter.doFilter(EnvironmentFilter.java:92)[org.sonatype.nexus.core:3.0.0.SNAPSHOT] at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)[com.google.inject:4.0.0] at com.google.inject.servlet.DynamicFilterPipeline.dispatch(DynamicFilterPipeline.java:104)[com.google.inject:4.0.0] at com.google.inject.servlet.GuiceFilter$1.call(GuiceFilter.java:133)[com.google.inject:4.0.0] at com.google.inject.servlet.GuiceFilter$1.call(GuiceFilter.java:130)[com.google.inject:4.0.0] at com.google.inject.servlet.GuiceFilter$Context.call(GuiceFilter.java:203)[com.google.inject:4.0.0] at com.google.inject.servlet.GuiceFilter.doFilter(GuiceFilter.java:130)[com.google.inject:4.0.0] at org.sonatype.nexus.bootstrap.osgi.DelegatingFilter.doFilter(DelegatingFilter.java:73)[org.sonatype.nexus.bootstrap:3.0.0.SNAPSHOT] at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652)[org.eclipse.jetty.servlet:9.2.9.v20150224] at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:585)[org.eclipse.jetty.servlet:9.2.9.v20150224] at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143)[org.eclipse.jetty.server:9.2.9.v20150224] at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:577)[org.eclipse.jetty.security:9.2.9.v20150224] at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:223)[org.eclipse.jetty.server:9.2.9.v20150224] at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1127)[org.eclipse.jetty.server:9.2.9.v20150224] at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:515)[org.eclipse.jetty.servlet:9.2.9.v20150224] at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:185)[org.eclipse.jetty.server:9.2.9.v20150224] at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1061)[org.eclipse.jetty.server:9.2.9.v20150224] at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)[org.eclipse.jetty.server:9.2.9.v20150224] at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:97)[org.eclipse.jetty.server:9.2.9.v20150224] at com.codahale.metrics.jetty9.InstrumentedHandler.handle(InstrumentedHandler.java:175)[com.codahale.metrics.jetty9:3.0.2] at org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:110)[org.eclipse.jetty.server:9.2.9.v20150224] at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:97)[org.eclipse.jetty.server:9.2.9.v20150224] at org.eclipse.jetty.server.Server.handle(Server.java:497)[org.eclipse.jetty.server:9.2.9.v20150224] at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:310)[org.eclipse.jetty.server:9.2.9.v20150224] at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:257)[org.eclipse.jetty.server:9.2.9.v20150224] at org.eclipse.jetty.io.AbstractConnection$2.run(AbstractConnection.java:540)[org.eclipse.jetty.io:9.2.9.v20150224] at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:635)[org.eclipse.jetty.util:9.2.9.v20150224] at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:555)[org.eclipse.jetty.util:9.2.9.v20150224] at java.lang.Thread.run(Thread.java:745)[na:1.8.0_40]