2012-10-23 15:16:37,923 [localhost-startStop-1] WARN o.x.e.i.ServletEnvironment - No permanent directory configured. Using temporary directory [/opt/tomcat7/temp]. 2012-10-23 15:16:47,541 [localhost-startStop-1] DEBUG .DefaultPlexusComponentManager - Using manager EnhancedLocalRepositoryManager with priority 10 for /opt/tomcat7/work/Catalina/localhost/xwiki/xwiki-temp/aether-repository 2012-10-23 15:16:49,452 [Core extension repository updater] DEBUG aultExtensionRepositoryManager - Could not find extension [com.drewnoakes:metadata-extractor-2.4.0-beta-1] in repository [extensions.xwiki.org (http://extensions.xwiki.org/xwiki/rest)] org.xwiki.extension.ResolveException: Failed to create extension object for extension [com.drewnoakes:metadata-extractor-2.4.0-beta-1] at org.xwiki.extension.repository.xwiki.internal.XWikiExtensionRepository.resolve(XWikiExtensionRepository.java:168) ~[xwiki-commons-extension-repository-xwiki-4.2.jar:na] at org.xwiki.extension.repository.internal.DefaultExtensionRepositoryManager.resolve(DefaultExtensionRepositoryManager.java:151) ~[xwiki-commons-extension-api-4.2.jar:na] at org.xwiki.extension.repository.internal.core.DefaultCoreExtensionScanner.updateExtensions(DefaultCoreExtensionScanner.java:292) [xwiki-commons-extension-api-4.2.jar:na] at org.xwiki.extension.repository.internal.core.DefaultCoreExtensionRepository$1.run(DefaultCoreExtensionRepository.java:116) [xwiki-commons-extension-api-4.2.jar:na] at java.lang.Thread.run(Thread.java:662) [na:1.6.0_33] Caused by: java.io.IOException: Invalid answer (404) fo the server when requesting at org.xwiki.extension.repository.xwiki.internal.XWikiExtensionRepository.getRESTResource(XWikiExtensionRepository.java:125) ~[xwiki-commons-extension-repository-xwiki-4.2.jar:na] at org.xwiki.extension.repository.xwiki.internal.XWikiExtensionRepository.getRESTResourceAsStream(XWikiExtensionRepository.java:134) ~[xwiki-commons-extension-repository-xwiki-4.2.jar:na] at org.xwiki.extension.repository.xwiki.internal.XWikiExtensionRepository.resolve(XWikiExtensionRepository.java:164) ~[xwiki-commons-extension-repository-xwiki-4.2.jar:na] ... 4 common frames omitted 2012-10-23 15:16:51,949 [Core extension repository updater] INFO h.c.p.n.NettyAsyncHttpProvider - Number of application's worked threads is 8 2012-10-23 15:16:52,020 [localhost-startStop-1] INFO o.i.o.DefaultOpenOfficeManager - Open Office instance started. 2012-10-23 15:16:52,066 [Core extension repository updater] DEBUG .DefaultPlexusComponentManager - Using connector AsyncRepositoryConnector with priority 100 for http://nexus.xwiki.org/nexus/content/groups/public 2012-10-23 15:16:53,174 [localhost-startStop-1] INFO istributionInitializerListener - Distribution partially up to date 2012-10-23 15:16:53,266 [Core extension repository updater] DEBUG h.c.p.n.NettyAsyncHttpProvider - Non cached request DefaultHttpRequest(chunked: false) GET /nexus/content/groups/public/com/drewnoakes/metadata-extractor/2.4.0-beta-1/metadata-extractor-2.4.0-beta-1.pom HTTP/1.1 Host: nexus.xwiki.org Pragma: no-cache Accept: text/html, image/gif, image/jpeg, *; q=.2, */*; q=.2 Accept-Encoding: gzip Connection: keep-alive User-Agent: XWikiExtensionManager ..... 2012-10-23 15:17:03,409 [New I/O client boss #1] DEBUG h.c.p.n.NettyAsyncHttpProvider - Channel Closed: [id: 0x7c9003aa] with attachment null 2012-10-23 15:17:03,410 [New I/O client boss #1] DEBUG n.h.c.p.n.NettyConnectListener - Trying to recover a dead cached channel [id: 0x7c9003aa] with a retry value of false 2012-10-23 15:17:03,410 [New I/O client boss #1] DEBUG n.h.c.p.n.NettyConnectListener - Failed to recover from exception: java.net.ConnectException: connection timed out with channel [id: 0x7c9003aa] 2012-10-23 15:17:03,411 [New I/O client boss #1] DEBUG .DefaultPlexusComponentManager - onThrowable java.net.ConnectException: connection timed out to http://nexus.xwiki.org/nexus/content/groups/public/com/drewnoakes/metadata-extractor/2.4.0-beta-1/metadata-extractor-2.4.0-beta-1.pom at com.ning.http.client.providers.netty.NettyConnectListener.operationComplete(NettyConnectListener.java:95) ~[async-http-client-1.6.5.jar:na] at org.jboss.netty.channel.DefaultChannelFuture.notifyListener(DefaultChannelFuture.java:381) [netty-3.2.5.Final.jar:na] at org.jboss.netty.channel.DefaultChannelFuture.notifyListeners(DefaultChannelFuture.java:372) [netty-3.2.5.Final.jar:na] at org.jboss.netty.channel.DefaultChannelFuture.setFailure(DefaultChannelFuture.java:334) [netty-3.2.5.Final.jar:na] at org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss.processConnectTimeout(NioClientSocketPipelineSink.java:374) [netty-3.2.5.Final.jar:na] at org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss.run(NioClientSocketPipelineSink.java:283) [netty-3.2.5.Final.jar:na] at org.jboss.netty.util.ThreadRenamingRunnable.run(ThreadRenamingRunnable.java:108) [netty-3.2.5.Final.jar:na] at org.jboss.netty.util.internal.DeadLockProofWorker$1.run(DeadLockProofWorker.java:44) [netty-3.2.5.Final.jar:na] at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886) [na:1.6.0_33] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908) [na:1.6.0_33] at java.lang.Thread.run(Thread.java:662) [na:1.6.0_33] Caused by: java.net.ConnectException: connection timed out at org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss.processConnectTimeout(NioClientSocketPipelineSink.java:371) [netty-3.2.5.Final.jar:na] ... 6 common frames omitted 2012-10-23 15:17:03,444 [New I/O client boss #1] DEBUG h.c.p.n.NettyAsyncHttpProvider - Unexpected I/O exception on channel [id: 0x7c9003aa] java.net.ConnectException: connection timed out at org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss.processConnectTimeout(NioClientSocketPipelineSink.java:371) ~[netty-3.2.5.Final.jar:na] at org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss.run(NioClientSocketPipelineSink.java:283) ~[netty-3.2.5.Final.jar:na] at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886) [na:1.6.0_33] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908) [na:1.6.0_33] at java.lang.Thread.run(Thread.java:662) [na:1.6.0_33] 2012-10-23 15:17:03,451 [New I/O client boss #1] DEBUG h.c.p.n.NettyAsyncHttpProvider - Closing Channel [id: 0x7c9003aa] 2012-10-23 15:17:03,509 [Core extension repository updater] DEBUG aultExtensionRepositoryManager - Could not find extension [com.drewnoakes:metadata-extractor-2.4.0-beta-1] in repository [maven-xwiki (http://nexus.xwiki.org/nexus/content/groups/public)] org.xwiki.extension.ResolveException: Failed to resolve extension [com.drewnoakes:metadata-extractor-2.4.0-beta-1] descriptor at org.xwiki.extension.repository.aether.internal.AetherExtensionRepository.resolveMaven(AetherExtensionRepository.java:334) ~[xwiki-commons-extension-repository-maven-4.2.jar:na] at org.xwiki.extension.repository.aether.internal.AetherExtensionRepository.resolve(AetherExtensionRepository.java:175) ~[xwiki-commons-extension-repository-maven-4.2.jar:na] at org.xwiki.extension.repository.aether.internal.AetherExtensionRepository.resolve(AetherExtensionRepository.java:167) ~[xwiki-commons-extension-repository-maven-4.2.jar:na] at org.xwiki.extension.repository.internal.DefaultExtensionRepositoryManager.resolve(DefaultExtensionRepositoryManager.java:151) ~[xwiki-commons-extension-api-4.2.jar:na] at org.xwiki.extension.repository.internal.core.DefaultCoreExtensionScanner.updateExtensions(DefaultCoreExtensionScanner.java:292) [xwiki-commons-extension-api-4.2.jar:na] at org.xwiki.extension.repository.internal.core.DefaultCoreExtensionRepository$1.run(DefaultCoreExtensionRepository.java:116) [xwiki-commons-extension-api-4.2.jar:na] at java.lang.Thread.run(Thread.java:662) [na:1.6.0_33] Caused by: java.lang.reflect.InvocationTargetException: null at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:1.6.0_33] at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) ~[na:1.6.0_33] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) ~[na:1.6.0_33] at java.lang.reflect.Method.invoke(Method.java:597) ~[na:1.6.0_33] at org.xwiki.extension.repository.aether.internal.AetherExtensionRepository.loadPom(AetherExtensionRepository.java:436) ~[xwiki-commons-extension-repository-maven-4.2.jar:na] at org.xwiki.extension.repository.aether.internal.AetherExtensionRepository.resolveMaven(AetherExtensionRepository.java:332) ~[xwiki-commons-extension-repository-maven-4.2.jar:na] ... 6 common frames omitted Caused by: org.sonatype.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for com.drewnoakes:metadata-extractor:jar:2.4.0-beta-1 at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom(DefaultArtifactDescriptorReader.java:296) ~[maven-aether-provider-3.0.4.jar:3.0.4] ... 12 common frames omitted Caused by: org.sonatype.aether.resolution.ArtifactResolutionException: Could not transfer artifact com.drewnoakes:metadata-extractor:pom:2.4.0-beta-1 from/to maven-xwiki (http://nexus.xwiki.org/nexus/content/groups/public): connection timed out to http://nexus.xwiki.org/nexus/content/groups/public/com/drewnoakes/metadata-extractor/2.4.0-beta-1/metadata-extractor-2.4.0-beta-1.pom at org.sonatype.aether.impl.internal.DefaultArtifactResolver.resolve(DefaultArtifactResolver.java:538) ~[aether-impl-1.13.1.jar:na] at org.sonatype.aether.impl.internal.DefaultArtifactResolver.resolveArtifacts(DefaultArtifactResolver.java:216) ~[aether-impl-1.13.1.jar:na] at org.sonatype.aether.impl.internal.DefaultArtifactResolver.resolveArtifact(DefaultArtifactResolver.java:193) ~[aether-impl-1.13.1.jar:na] at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom(DefaultArtifactDescriptorReader.java:281) ~[maven-aether-provider-3.0.4.jar:3.0.4] ... 12 common frames omitted Caused by: org.sonatype.aether.transfer.ArtifactTransferException: Could not transfer artifact com.drewnoakes:metadata-extractor:pom:2.4.0-beta-1 from/to maven-xwiki (http://nexus.xwiki.org/nexus/content/groups/public): connection timed out to http://nexus.xwiki.org/nexus/content/groups/public/com/drewnoakes/metadata-extractor/2.4.0-beta-1/metadata-extractor-2.4.0-beta-1.pom at org.sonatype.aether.connector.async.AsyncRepositoryConnector$3.wrap(AsyncRepositoryConnector.java:1546) ~[aether-connector-asynchttpclient-1.13.1.jar:na] at org.sonatype.aether.connector.async.AsyncRepositoryConnector$3.wrap(AsyncRepositoryConnector.java:1537) ~[aether-connector-asynchttpclient-1.13.1.jar:na] at org.sonatype.aether.connector.async.AsyncRepositoryConnector$GetTask.flush(AsyncRepositoryConnector.java:1035) ~[aether-connector-asynchttpclient-1.13.1.jar:na] at org.sonatype.aether.connector.async.AsyncRepositoryConnector.get(AsyncRepositoryConnector.java:409) ~[aether-connector-asynchttpclient-1.13.1.jar:na] at org.sonatype.aether.impl.internal.DefaultArtifactResolver.resolve(DefaultArtifactResolver.java:457) ~[aether-impl-1.13.1.jar:na] ... 15 common frames omitted Caused by: java.net.ConnectException: connection timed out to http://nexus.xwiki.org/nexus/content/groups/public/com/drewnoakes/metadata-extractor/2.4.0-beta-1/metadata-extractor-2.4.0-beta-1.pom at com.ning.http.client.providers.netty.NettyConnectListener.operationComplete(NettyConnectListener.java:95) ~[async-http-client-1.6.5.jar:na] at org.jboss.netty.channel.DefaultChannelFuture.notifyListener(DefaultChannelFuture.java:381) ~[netty-3.2.5.Final.jar:na] at org.jboss.netty.channel.DefaultChannelFuture.notifyListeners(DefaultChannelFuture.java:372) ~[netty-3.2.5.Final.jar:na] at org.jboss.netty.channel.DefaultChannelFuture.setFailure(DefaultChannelFuture.java:334) ~[netty-3.2.5.Final.jar:na] at org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss.processConnectTimeout(NioClientSocketPipelineSink.java:374) ~[netty-3.2.5.Final.jar:na] at org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss.run(NioClientSocketPipelineSink.java:283) ~[netty-3.2.5.Final.jar:na] at org.jboss.netty.util.ThreadRenamingRunnable.run(ThreadRenamingRunnable.java:108) ~[netty-3.2.5.Final.jar:na] at org.jboss.netty.util.internal.DeadLockProofWorker$1.run(DeadLockProofWorker.java:44) ~[netty-3.2.5.Final.jar:na] at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886) ~[na:1.6.0_33] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908) ~[na:1.6.0_33] ... 1 common frames omitted Caused by: java.net.ConnectException: connection timed out at org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss.processConnectTimeout(NioClientSocketPipelineSink.java:371) ~[netty-3.2.5.Final.jar:na] at org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss.run(NioClientSocketPipelineSink.java:283) ~[netty-3.2.5.Final.jar:na] ... 3 common frames omitted 2012-10-23 15:17:03,514 [Core extension repository updater] DEBUG .c.DefaultCoreExtensionScanner - Can't find remote extension with id [com.drewnoakes:metadata-extractor-2.4.0-beta-1] org.xwiki.extension.ResolveException: Could not find extension [com.drewnoakes:metadata-extractor-2.4.0-beta-1] at org.xwiki.extension.repository.internal.DefaultExtensionRepositoryManager.resolve(DefaultExtensionRepositoryManager.java:160) ~[xwiki-commons-extension-api-4.2.jar:na] at org.xwiki.extension.repository.internal.core.DefaultCoreExtensionScanner.updateExtensions(DefaultCoreExtensionScanner.java:292) ~[xwiki-commons-extension-api-4.2.jar:na] at org.xwiki.extension.repository.internal.core.DefaultCoreExtensionRepository$1.run(DefaultCoreExtensionRepository.java:116) [xwiki-commons-extension-api-4.2.jar:na] at java.lang.Thread.run(Thread.java:662) [na:1.6.0_33] 2012-10-23 15:17:03,721 [Core extension repository updater] DEBUG aultExtensionRepositoryManager - Could not find extension [org.xwiki.commons:xwiki-commons-extension-api-4.2] in repository [extensions.xwiki.org (http://extensions.xwiki.org/xwiki/rest)] org.xwiki.extension.ResolveException: Failed to create extension object for extension [org.xwiki.commons:xwiki-commons-extension-api-4.2] at org.xwiki.extension.repository.xwiki.internal.XWikiExtensionRepository.resolve(XWikiExtensionRepository.java:168) ~[xwiki-commons-extension-repository-xwiki-4.2.jar:na] at org.xwiki.extension.repository.internal.DefaultExtensionRepositoryManager.resolve(DefaultExtensionRepositoryManager.java:151) ~[xwiki-commons-extension-api-4.2.jar:na] at org.xwiki.extension.repository.internal.core.DefaultCoreExtensionScanner.updateExtensions(DefaultCoreExtensionScanner.java:292) [xwiki-commons-extension-api-4.2.jar:na] at org.xwiki.extension.repository.internal.core.DefaultCoreExtensionRepository$1.run(DefaultCoreExtensionRepository.java:116) [xwiki-commons-extension-api-4.2.jar:na] at java.lang.Thread.run(Thread.java:662) [na:1.6.0_33] Caused by: java.io.IOException: Invalid answer (404) fo the server when requesting at org.xwiki.extension.repository.xwiki.internal.XWikiExtensionRepository.getRESTResource(XWikiExtensionRepository.java:125) ~[xwiki-commons-extension-repository-xwiki-4.2.jar:na] at org.xwiki.extension.repository.xwiki.internal.XWikiExtensionRepository.getRESTResourceAsStream(XWikiExtensionRepository.java:134) ~[xwiki-commons-extension-repository-xwiki-4.2.jar:na] at org.xwiki.extension.repository.xwiki.internal.XWikiExtensionRepository.resolve(XWikiExtensionRepository.java:164) ~[xwiki-commons-extension-repository-xwiki-4.2.jar:na] ... 4 common frames omitted 2012-10-23 15:17:03,723 [Core extension repository updater] INFO h.c.p.n.NettyAsyncHttpProvider - Number of application's worked threads is 8 2012-10-23 15:17:03,738 [Core extension repository updater] DEBUG .DefaultPlexusComponentManager - Using connector AsyncRepositoryConnector with priority 100 for http://nexus.xwiki.org/nexus/content/groups/public 2012-10-23 15:17:03,747 [Core extension repository updater] DEBUG h.c.p.n.NettyAsyncHttpProvider - Non cached request DefaultHttpRequest(chunked: false) GET /nexus/content/groups/public/org/xwiki/commons/xwiki-commons-extension-api/4.2/xwiki-commons-extension-api-4.2.pom HTTP/1.1 Host: nexus.xwiki.org Pragma: no-cache Accept: text/html, image/gif, image/jpeg, *; q=.2, */*; q=.2 Accept-Encoding: gzip Connection: keep-alive User-Agent: XWikiExtensionManager using Channel [id: 0x332b24bc] ..... 2012-10-23 15:17:13,812 [New I/O client boss #2] DEBUG h.c.p.n.NettyAsyncHttpProvider - Channel Closed: [id: 0x332b24bc] with attachment null 2012-10-23 15:17:13,812 [New I/O client boss #2] DEBUG n.h.c.p.n.NettyConnectListener - Trying to recover a dead cached channel [id: 0x332b24bc] with a retry value of false 2012-10-23 15:17:13,812 [New I/O client boss #2] DEBUG n.h.c.p.n.NettyConnectListener - Failed to recover from exception: java.net.ConnectException: connection timed out with channel [id: 0x332b24bc] 2012-10-23 15:17:13,825 [New I/O client boss #2] DEBUG .DefaultPlexusComponentManager - onThrowable java.net.ConnectException: connection timed out to http://nexus.xwiki.org/nexus/content/groups/public/org/xwiki/commons/xwiki-commons-extension-api/4.2/xwiki-commons-extension-api-4.2.pom at com.ning.http.client.providers.netty.NettyConnectListener.operationComplete(NettyConnectListener.java:95) ~[async-http-client-1.6.5.jar:na] at org.jboss.netty.channel.DefaultChannelFuture.notifyListener(DefaultChannelFuture.java:381) [netty-3.2.5.Final.jar:na] at org.jboss.netty.channel.DefaultChannelFuture.notifyListeners(DefaultChannelFuture.java:372) [netty-3.2.5.Final.jar:na] at org.jboss.netty.channel.DefaultChannelFuture.setFailure(DefaultChannelFuture.java:334) [netty-3.2.5.Final.jar:na] at org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss.processConnectTimeout(NioClientSocketPipelineSink.java:374) [netty-3.2.5.Final.jar:na] at org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss.run(NioClientSocketPipelineSink.java:283) [netty-3.2.5.Final.jar:na] at org.jboss.netty.util.ThreadRenamingRunnable.run(ThreadRenamingRunnable.java:108) [netty-3.2.5.Final.jar:na] at org.jboss.netty.util.internal.DeadLockProofWorker$1.run(DeadLockProofWorker.java:44) [netty-3.2.5.Final.jar:na] at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886) [na:1.6.0_33] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908) [na:1.6.0_33] at java.lang.Thread.run(Thread.java:662) [na:1.6.0_33] Caused by: java.net.ConnectException: connection timed out at org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss.processConnectTimeout(NioClientSocketPipelineSink.java:371) [netty-3.2.5.Final.jar:na] ... 6 common frames omitted 2012-10-23 15:17:13,843 [New I/O client boss #2] DEBUG h.c.p.n.NettyAsyncHttpProvider - Unexpected I/O exception on channel [id: 0x332b24bc] java.net.ConnectException: connection timed out at org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss.processConnectTimeout(NioClientSocketPipelineSink.java:371) ~[netty-3.2.5.Final.jar:na] at org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss.run(NioClientSocketPipelineSink.java:283) ~[netty-3.2.5.Final.jar:na] at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886) [na:1.6.0_33] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908) [na:1.6.0_33] at java.lang.Thread.run(Thread.java:662) [na:1.6.0_33] 2012-10-23 15:17:13,843 [New I/O client boss #2] DEBUG h.c.p.n.NettyAsyncHttpProvider - Closing Channel [id: 0x332b24bc] 2012-10-23 15:17:13,846 [Core extension repository updater] DEBUG aultExtensionRepositoryManager - Could not find extension [org.xwiki.commons:xwiki-commons-extension-api-4.2] in repository [maven-xwiki (http://nexus.xwiki.org/nexus/content/groups/public)] org.xwiki.extension.ResolveException: Failed to resolve extension [org.xwiki.commons:xwiki-commons-extension-api-4.2] descriptor at org.xwiki.extension.repository.aether.internal.AetherExtensionRepository.resolveMaven(AetherExtensionRepository.java:334) ~[xwiki-commons-extension-repository-maven-4.2.jar:na] at org.xwiki.extension.repository.aether.internal.AetherExtensionRepository.resolve(AetherExtensionRepository.java:175) ~[xwiki-commons-extension-repository-maven-4.2.jar:na] at org.xwiki.extension.repository.aether.internal.AetherExtensionRepository.resolve(AetherExtensionRepository.java:167) ~[xwiki-commons-extension-repository-maven-4.2.jar:na] at org.xwiki.extension.repository.internal.DefaultExtensionRepositoryManager.resolve(DefaultExtensionRepositoryManager.java:151) ~[xwiki-commons-extension-api-4.2.jar:na] at org.xwiki.extension.repository.internal.core.DefaultCoreExtensionScanner.updateExtensions(DefaultCoreExtensionScanner.java:292) [xwiki-commons-extension-api-4.2.jar:na] at org.xwiki.extension.repository.internal.core.DefaultCoreExtensionRepository$1.run(DefaultCoreExtensionRepository.java:116) [xwiki-commons-extension-api-4.2.jar:na] at java.lang.Thread.run(Thread.java:662) [na:1.6.0_33] Caused by: java.lang.reflect.InvocationTargetException: null at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:1.6.0_33] at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) ~[na:1.6.0_33] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) ~[na:1.6.0_33] at java.lang.reflect.Method.invoke(Method.java:597) ~[na:1.6.0_33] at org.xwiki.extension.repository.aether.internal.AetherExtensionRepository.loadPom(AetherExtensionRepository.java:436) ~[xwiki-commons-extension-repository-maven-4.2.jar:na] at org.xwiki.extension.repository.aether.internal.AetherExtensionRepository.resolveMaven(AetherExtensionRepository.java:332) ~[xwiki-commons-extension-repository-maven-4.2.jar:na] ... 6 common frames omitted Caused by: org.sonatype.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.xwiki.commons:xwiki-commons-extension-api:jar:4.2 at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom(DefaultArtifactDescriptorReader.java:296) ~[maven-aether-provider-3.0.4.jar:3.0.4] ... 12 common frames omitted Caused by: org.sonatype.aether.resolution.ArtifactResolutionException: Could not transfer artifact org.xwiki.commons:xwiki-commons-extension-api:pom:4.2 from/to maven-xwiki (http://nexus.xwiki.org/nexus/content/groups/public): connection timed out to http://nexus.xwiki.org/nexus/content/groups/public/org/xwiki/commons/xwiki-commons-extension-api/4.2/xwiki-commons-extension-api-4.2.pom at org.sonatype.aether.impl.internal.DefaultArtifactResolver.resolve(DefaultArtifactResolver.java:538) ~[aether-impl-1.13.1.jar:na] at org.sonatype.aether.impl.internal.DefaultArtifactResolver.resolveArtifacts(DefaultArtifactResolver.java:216) ~[aether-impl-1.13.1.jar:na] at org.sonatype.aether.impl.internal.DefaultArtifactResolver.resolveArtifact(DefaultArtifactResolver.java:193) ~[aether-impl-1.13.1.jar:na] at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom(DefaultArtifactDescriptorReader.java:281) ~[maven-aether-provider-3.0.4.jar:3.0.4] ... 12 common frames omitted Caused by: org.sonatype.aether.transfer.ArtifactTransferException: Could not transfer artifact org.xwiki.commons:xwiki-commons-extension-api:pom:4.2 from/to maven-xwiki (http://nexus.xwiki.org/nexus/content/groups/public): connection timed out to http://nexus.xwiki.org/nexus/content/groups/public/org/xwiki/commons/xwiki-commons-extension-api/4.2/xwiki-commons-extension-api-4.2.pom at org.sonatype.aether.connector.async.AsyncRepositoryConnector$3.wrap(AsyncRepositoryConnector.java:1546) ~[aether-connector-asynchttpclient-1.13.1.jar:na] at org.sonatype.aether.connector.async.AsyncRepositoryConnector$3.wrap(AsyncRepositoryConnector.java:1537) ~[aether-connector-asynchttpclient-1.13.1.jar:na] at org.sonatype.aether.connector.async.AsyncRepositoryConnector$GetTask.flush(AsyncRepositoryConnector.java:1035) ~[aether-connector-asynchttpclient-1.13.1.jar:na] at org.sonatype.aether.connector.async.AsyncRepositoryConnector.get(AsyncRepositoryConnector.java:409) ~[aether-connector-asynchttpclient-1.13.1.jar:na] at org.sonatype.aether.impl.internal.DefaultArtifactResolver.resolve(DefaultArtifactResolver.java:457) ~[aether-impl-1.13.1.jar:na] ... 15 common frames omitted Caused by: java.net.ConnectException: connection timed out to http://nexus.xwiki.org/nexus/content/groups/public/org/xwiki/commons/xwiki-commons-extension-api/4.2/xwiki-commons-extension-api-4.2.pom at com.ning.http.client.providers.netty.NettyConnectListener.operationComplete(NettyConnectListener.java:95) ~[async-http-client-1.6.5.jar:na] at org.jboss.netty.channel.DefaultChannelFuture.notifyListener(DefaultChannelFuture.java:381) ~[netty-3.2.5.Final.jar:na] at org.jboss.netty.channel.DefaultChannelFuture.notifyListeners(DefaultChannelFuture.java:372) ~[netty-3.2.5.Final.jar:na] at org.jboss.netty.channel.DefaultChannelFuture.setFailure(DefaultChannelFuture.java:334) ~[netty-3.2.5.Final.jar:na] at org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss.processConnectTimeout(NioClientSocketPipelineSink.java:374) ~[netty-3.2.5.Final.jar:na] at org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss.run(NioClientSocketPipelineSink.java:283) ~[netty-3.2.5.Final.jar:na] at org.jboss.netty.util.ThreadRenamingRunnable.run(ThreadRenamingRunnable.java:108) ~[netty-3.2.5.Final.jar:na] at org.jboss.netty.util.internal.DeadLockProofWorker$1.run(DeadLockProofWorker.java:44) ~[netty-3.2.5.Final.jar:na] at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886) ~[na:1.6.0_33] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908) ~[na:1.6.0_33] ... 1 common frames omitted Caused by: java.net.ConnectException: connection timed out at org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss.processConnectTimeout(NioClientSocketPipelineSink.java:371) ~[netty-3.2.5.Final.jar:na] at org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss.run(NioClientSocketPipelineSink.java:283) ~[netty-3.2.5.Final.jar:na] ... 3 common frames omitted 2012-10-23 15:17:14,374 [Core extension repository updater] DEBUG .c.DefaultCoreExtensionScanner - Can't find remote extension with id [org.xwiki.commons:xwiki-commons-extension-api-4.2] org.xwiki.extension.ResolveException: Could not find extension [org.xwiki.commons:xwiki-commons-extension-api-4.2] at org.xwiki.extension.repository.internal.DefaultExtensionRepositoryManager.resolve(DefaultExtensionRepositoryManager.java:160) ~[xwiki-commons-extension-api-4.2.jar:na] at org.xwiki.extension.repository.internal.core.DefaultCoreExtensionScanner.updateExtensions(DefaultCoreExtensionScanner.java:292) ~[xwiki-commons-extension-api-4.2.jar:na] at org.xwiki.extension.repository.internal.core.DefaultCoreExtensionRepository$1.run(DefaultCoreExtensionRepository.java:116) [xwiki-commons-extension-api-4.2.jar:na] at java.lang.Thread.run(Thread.java:662) [na:1.6.0_33] 2012-10-23 15:17:14,614 [Core extension repository updater] DEBUG aultExtensionRepositoryManager - Could not find extension [org.xwiki.platform:xwiki-platform-refactoring-4.2] in repository [extensions.xwiki.org (http://extensions.xwiki.org/xwiki/rest)] org.xwiki.extension.ResolveException: Failed to create extension object for extension [org.xwiki.platform:xwiki-platform-refactoring-4.2] at org.xwiki.extension.repository.xwiki.internal.XWikiExtensionRepository.resolve(XWikiExtensionRepository.java:168) ~[xwiki-commons-extension-repository-xwiki-4.2.jar:na] at org.xwiki.extension.repository.internal.DefaultExtensionRepositoryManager.resolve(DefaultExtensionRepositoryManager.java:151) ~[xwiki-commons-extension-api-4.2.jar:na] at org.xwiki.extension.repository.internal.core.DefaultCoreExtensionScanner.updateExtensions(DefaultCoreExtensionScanner.java:292) [xwiki-commons-extension-api-4.2.jar:na] at org.xwiki.extension.repository.internal.core.DefaultCoreExtensionRepository$1.run(DefaultCoreExtensionRepository.java:116) [xwiki-commons-extension-api-4.2.jar:na] at java.lang.Thread.run(Thread.java:662) [na:1.6.0_33] Caused by: java.io.IOException: Invalid answer (404) fo the server when requesting at org.xwiki.extension.repository.xwiki.internal.XWikiExtensionRepository.getRESTResource(XWikiExtensionRepository.java:125) ~[xwiki-commons-extension-repository-xwiki-4.2.jar:na] at org.xwiki.extension.repository.xwiki.internal.XWikiExtensionRepository.getRESTResourceAsStream(XWikiExtensionRepository.java:134) ~[xwiki-commons-extension-repository-xwiki-4.2.jar:na] at org.xwiki.extension.repository.xwiki.internal.XWikiExtensionRepository.resolve(XWikiExtensionRepository.java:164) ~[xwiki-commons-extension-repository-xwiki-4.2.jar:na] ... 4 common frames omitted