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java.lang.IllegalArgumentException: Could not create task of typeOptimizeIndexTask at org.sonatype.scheduling.DefaultTaskConfigManager.createTaskInstance(DefaultTaskConfigManager.java:272)[nexus-app-2.0.5.jar:na] at org.sonatype.scheduling.DefaultScheduler.createTaskInstance(DefaultScheduler.java:139)[plexus-task-scheduler-1.6.0.jar:na] at org.sonatype.nexus.scheduling.DefaultNexusScheduler.createTaskInstance(DefaultNexusScheduler.java:126)[nexus-app-2.0.5.jar:na] at org.sonatype.nexus.rest.schedules.AbstractScheduledServicePlexusResource.getModelNexusTask(AbstractScheduledServicePlexusResource.java:304)[nexus-rest-api-2.0.5.jar:na] at org.sonatype.nexus.rest.schedules.ScheduledServiceListPlexusResource.post(ScheduledServiceListPlexusResource.java:211)[nexus-rest-api-2.0.5.jar:na] at org.sonatype.plexus.rest.resource.RestletResource.acceptRepresentation(RestletResource.java:294)[plexus-restlet-bridge-1.20.jar:na] at org.sonatype.nexus.rest.NexusRestletResource.acceptRepresentation(NexusRestletResource.java:71)[nexus-rest-api-2.0.5.jar:na] at org.restlet.resource.Resource.post(Resource.java:688)[org.restlet-1.1.6-SONATYPE-5348-V4.jar:na] at org.restlet.resource.Resource.handlePost(Resource.java:537)[org.restlet-1.1.6-SONATYPE-5348-V4.jar:na] at org.restlet.Finder.handle(Finder.java:357)[org.restlet-1.1.6-SONATYPE-5348-V4.jar:na] at org.restlet.Filter.doHandle(Filter.java:150)[org.restlet-1.1.6-SONATYPE-5348-V4.jar:na] at org.restlet.Filter.handle(Filter.java:195)[org.restlet-1.1.6-SONATYPE-5348-V4.jar:na] at org.restlet.Router.handle(Router.java:504)[org.restlet-1.1.6-SONATYPE-5348-V4.jar:na] at org.restlet.Filter.doHandle(Filter.java:150)[org.restlet-1.1.6-SONATYPE-5348-V4.jar:na] at org.restlet.Filter.handle(Filter.java:195)[org.restlet-1.1.6-SONATYPE-5348-V4.jar:na] at org.restlet.Router.handle(Router.java:504)[org.restlet-1.1.6-SONATYPE-5348-V4.jar:na] at org.restlet.Filter.doHandle(Filter.java:150)[org.restlet-1.1.6-SONATYPE-5348-V4.jar:na] at org.restlet.Filter.handle(Filter.java:195)[org.restlet-1.1.6-SONATYPE-5348-V4.jar:na] at org.restlet.Filter.doHandle(Filter.java:150)[org.restlet-1.1.6-SONATYPE-5348-V4.jar:na] at org.sonatype.plexus.rest.RetargetableRestlet.doHandle(RetargetableRestlet.java:39)[plexus-restlet-bridge-1.20.jar:na] at org.restlet.Filter.handle(Filter.java:195)[org.restlet-1.1.6-SONATYPE-5348-V4.jar:na] at org.restlet.Filter.doHandle(Filter.java:150)[org.restlet-1.1.6-SONATYPE-5348-V4.jar:na] at org.restlet.Filter.handle(Filter.java:195)[org.restlet-1.1.6-SONATYPE-5348-V4.jar:na] at org.restlet.Filter.doHandle(Filter.java:150)[org.restlet-1.1.6-SONATYPE-5348-V4.jar:na] at org.restlet.Filter.handle(Filter.java:195)[org.restlet-1.1.6-SONATYPE-5348-V4.jar:na] at org.restlet.Filter.doHandle(Filter.java:150)[org.restlet-1.1.6-SONATYPE-5348-V4.jar:na] at com.noelios.restlet.StatusFilter.doHandle(StatusFilter.java:130)[com.noelios.restlet-1.1.6-SONATYPE-5348-V4.jar:na] at org.restlet.Filter.handle(Filter.java:195)[org.restlet-1.1.6-SONATYPE-5348-V4.jar:na] at org.restlet.Filter.doHandle(Filter.java:150)[org.restlet-1.1.6-SONATYPE-5348-V4.jar:na] at org.restlet.Filter.handle(Filter.java:195)[org.restlet-1.1.6-SONATYPE-5348-V4.jar:na] at com.noelios.restlet.ChainHelper.handle(ChainHelper.java:124)[com.noelios.restlet-1.1.6-SONATYPE-5348-V4.jar:na] at com.noelios.restlet.application.ApplicationHelper.handle(ApplicationHelper.java:112)[com.noelios.restlet-1.1.6-SONATYPE-5348-V4.jar:na] at org.restlet.Application.handle(Application.java:341)[org.restlet-1.1.6-SONATYPE-5348-V4.jar:na] at org.restlet.Filter.doHandle(Filter.java:150)[org.restlet-1.1.6-SONATYPE-5348-V4.jar:na] at org.restlet.Filter.handle(Filter.java:195)[org.restlet-1.1.6-SONATYPE-5348-V4.jar:na] at org.restlet.Router.handle(Router.java:504)[org.restlet-1.1.6-SONATYPE-5348-V4.jar:na] at org.restlet.Filter.doHandle(Filter.java:150)[org.restlet-1.1.6-SONATYPE-5348-V4.jar:na] at org.restlet.Filter.handle(Filter.java:195)[org.restlet-1.1.6-SONATYPE-5348-V4.jar:na] at org.restlet.Router.handle(Router.java:504)[org.restlet-1.1.6-SONATYPE-5348-V4.jar:na] at org.restlet.Filter.doHandle(Filter.java:150)[org.restlet-1.1.6-SONATYPE-5348-V4.jar:na] at org.restlet.Filter.handle(Filter.java:195)[org.restlet-1.1.6-SONATYPE-5348-V4.jar:na] at com.noelios.restlet.ChainHelper.handle(ChainHelper.java:124)[com.noelios.restlet-1.1.6-SONATYPE-5348-V4.jar:na] at org.restlet.Component.handle(Component.java:673)[org.restlet-1.1.6-SONATYPE-5348-V4.jar:na] at org.restlet.Server.handle(Server.java:331)[org.restlet-1.1.6-SONATYPE-5348-V4.jar:na] at com.noelios.restlet.ServerHelper.handle(ServerHelper.java:68)[com.noelios.restlet-1.1.6-SONATYPE-5348-V4.jar:na] at com.noelios.restlet.http.HttpServerHelper.handle(HttpServerHelper.java:147)[com.noelios.restlet-1.1.6-SONATYPE-5348-V4.jar:na] at com.noelios.restlet.ext.servlet.ServerServlet.service(ServerServlet.java:881)[com.noelios.restlet.ext.servlet-1.1.6-SONATYPE-5348-V4.jar:na] at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)[servlet-api-2.5.jar:2.5] at com.google.inject.servlet.ServletDefinition.doServiceImpl(ServletDefinition.java:278)[guice-servlet-3.1.1.jar:na] at com.google.inject.servlet.ServletDefinition.doService(ServletDefinition.java:268)[guice-servlet-3.1.1.jar:na] at com.google.inject.servlet.ServletDefinition.service(ServletDefinition.java:180)[guice-servlet-3.1.1.jar:na] at com.google.inject.servlet.ManagedServletPipeline.service(ManagedServletPipeline.java:93)[guice-servlet-3.1.1.jar:na] at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:84)[guice-servlet-3.1.1.jar:na] at com.google.inject.servlet.ManagedFilterPipeline.dispatch(ManagedFilterPipeline.java:120)[guice-servlet-3.1.1.jar:na] at org.sonatype.nexus.web.NexusGuiceFilter$MultiFilterChain.doFilter(NexusGuiceFilter.java:88)[nexus-web-utils-2.0.5.jar:na] at org.sonatype.nexus.web.NexusGuiceFilter$MultiFilterPipeline.dispatch(NexusGuiceFilter.java:58)[nexus-web-utils-2.0.5.jar:na] at com.google.inject.servlet.GuiceFilter.doFilter(GuiceFilter.java:126)[guice-servlet-3.1.1.jar:na] at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1331)[jetty-servlet-7.6.2.v20120308.jar:7.6.2.v20120308] at org.apache.shiro.web.servlet.ProxiedFilterChain.doFilter(ProxiedFilterChain.java:61)[shiro-web-1.1.0.jar:na] at org.apache.shiro.web.servlet.AdviceFilter.executeChain(AdviceFilter.java:108)[shiro-web-1.1.0.jar:na] at org.apache.shiro.web.servlet.AdviceFilter.doFilterInternal(AdviceFilter.java:137)[shiro-web-1.1.0.jar:na] at org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:81)[shiro-web-1.1.0.jar:na] at org.apache.shiro.web.servlet.ProxiedFilterChain.doFilter(ProxiedFilterChain.java:66)[shiro-web-1.1.0.jar:na] at org.apache.shiro.web.servlet.AdviceFilter.executeChain(AdviceFilter.java:108)[shiro-web-1.1.0.jar:na] at org.apache.shiro.web.servlet.AdviceFilter.doFilterInternal(AdviceFilter.java:137)[shiro-web-1.1.0.jar:na] at org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:81)[shiro-web-1.1.0.jar:na] at org.apache.shiro.web.servlet.ProxiedFilterChain.doFilter(ProxiedFilterChain.java:66)[shiro-web-1.1.0.jar:na] at org.apache.shiro.web.servlet.AbstractShiroFilter.executeChain(AbstractShiroFilter.java:359)[shiro-web-1.1.0.jar:na] at org.apache.shiro.web.servlet.AbstractShiroFilter$1.call(AbstractShiroFilter.java:275)[shiro-web-1.1.0.jar:na] at org.apache.shiro.subject.support.SubjectCallable.doCall(SubjectCallable.java:90)[shiro-core-1.1.0.jar:1.1.0] at org.apache.shiro.subject.support.SubjectCallable.call(SubjectCallable.java:83)[shiro-core-1.1.0.jar:1.1.0] at org.apache.shiro.subject.support.DelegatingSubject.execute(DelegatingSubject.java:344)[shiro-core-1.1.0.jar:1.1.0] at org.apache.shiro.web.servlet.AbstractShiroFilter.doFilterInternal(AbstractShiroFilter.java:272)[shiro-web-1.1.0.jar:na] at org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:81)[shiro-web-1.1.0.jar:na] at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1331)[jetty-servlet-7.6.2.v20120308.jar:7.6.2.v20120308] at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:477)[jetty-servlet-7.6.2.v20120308.jar:7.6.2.v20120308] at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:119)[jetty-server-7.6.2.v20120308.jar:7.6.2.v20120308] at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:524)[jetty-security-7.6.2.v20120308.jar:7.6.2.v20120308] at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:227)[jetty-server-7.6.2.v20120308.jar:7.6.2.v20120308] at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1031)[jetty-server-7.6.2.v20120308.jar:7.6.2.v20120308] at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:406)[jetty-servlet-7.6.2.v20120308.jar:7.6.2.v20120308] at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:186)[jetty-server-7.6.2.v20120308.jar:7.6.2.v20120308] at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:965)[jetty-server-7.6.2.v20120308.jar:7.6.2.v20120308] at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:117)[jetty-server-7.6.2.v20120308.jar:7.6.2.v20120308] at org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:250)[jetty-server-7.6.2.v20120308.jar:7.6.2.v20120308] at org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:149)[jetty-server-7.6.2.v20120308.jar:7.6.2.v20120308] at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:111)[jetty-server-7.6.2.v20120308.jar:7.6.2.v20120308] at org.eclipse.jetty.rewrite.handler.RewriteHandler.handle(RewriteHandler.java:312)[jetty-rewrite-7.6.2.v20120308.jar:7.6.2.v20120308] at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:111)[jetty-server-7.6.2.v20120308.jar:7.6.2.v20120308] at org.eclipse.jetty.server.Server.handle(Server.java:349)[jetty-server-7.6.2.v20120308.jar:7.6.2.v20120308] at org.eclipse.jetty.server.AbstractHttpConnection.handleRequest(AbstractHttpConnection.java:452)[jetty-server-7.6.2.v20120308.jar:7.6.2.v20120308] at org.eclipse.jetty.server.AbstractHttpConnection.content(AbstractHttpConnection.java:894)[jetty-server-7.6.2.v20120308.jar:7.6.2.v20120308] at org.eclipse.jetty.server.AbstractHttpConnection$RequestHandler.content(AbstractHttpConnection.java:948)[jetty-server-7.6.2.v20120308.jar:7.6.2.v20120308] at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:857)[jetty-http-7.6.2.v20120308.jar:7.6.2.v20120308] at org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:235)[jetty-http-7.6.2.v20120308.jar:7.6.2.v20120308] at org.eclipse.jetty.server.AsyncHttpConnection.handle(AsyncHttpConnection.java:77)[jetty-server-7.6.2.v20120308.jar:7.6.2.v20120308] at org.eclipse.jetty.io.nio.SslConnection.handle(SslConnection.java:191)[jetty-io-7.6.2.v20120308.jar:7.6.2.v20120308] at org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(SelectChannelEndPoint.java:609)[jetty-io-7.6.2.v20120308.jar:7.6.2.v20120308] at org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(SelectChannelEndPoint.java:45)[jetty-io-7.6.2.v20120308.jar:7.6.2.v20120308] at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:599)[jetty-util-7.6.2.v20120308.jar:7.6.2.v20120308] at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:534)[jetty-util-7.6.2.v20120308.jar:7.6.2.v20120308] at java.lang.Thread.run(Thread.java:662)[na:1.6.0_26]Caused by: org.codehaus.plexus.component.repository.exception.ComponentLookupException: java.util.NoSuchElementException role: org.sonatype.nexus.scheduling.NexusTask roleHint: OptimizeIndexTask at org.codehaus.plexus.DefaultPlexusContainer.lookup(DefaultPlexusContainer.java:257)[sisu-inject-plexus-2.3.0.jar:na] at org.codehaus.plexus.DefaultPlexusContainer.lookup(DefaultPlexusContainer.java:245)[sisu-inject-plexus-2.3.0.jar:na] at org.sonatype.scheduling.DefaultTaskConfigManager.createTaskInstance(DefaultTaskConfigManager.java:266)[nexus-app-2.0.5.jar:na] ... 101 moreCaused by: java.util.NoSuchElementException: null at org.sonatype.guice.bean.locators.LocatedBeans$Itr.next(LocatedBeans.java:142)[sisu-inject-bean-2.3.0.jar:na] at org.sonatype.guice.bean.locators.LocatedBeans$Itr.next(LocatedBeans.java:77)[sisu-inject-bean-2.3.0.jar:na] at org.sonatype.guice.plexus.locators.DefaultPlexusBeans$Itr.next(DefaultPlexusBeans.java:60)[sisu-inject-plexus-2.3.0.jar:na] at org.sonatype.guice.plexus.locators.DefaultPlexusBeans$Itr.next(DefaultPlexusBeans.java:48)[sisu-inject-plexus-2.3.0.jar:na] at org.codehaus.plexus.DefaultPlexusContainer.lookup(DefaultPlexusContainer.java:253)[sisu-inject-plexus-2.3.0.jar:na] ... 103 more