Hi, Sorry to bother you. I am trying to run the source code so that I can understand the architecture in a better way.
I cloned the source code from Git and followed instructions at http://marmotta.apache.org/installation.html At the Stage mvn clean install -DskipTests=true I am getting following errors. 1) I/O exception (java.net.ConnectException) caught when processing request: Connection refused 2) org.apache.maven.project.ProjectBuildingException: Some problems were encountered while processing the POMs: [ERROR] Unresolveable build extension: Plugin org.apache.maven.wagon:wagon-ssh-external:1.0-beta-6 or one of its dependencies could not be resolved: Failed to collect dependencies for org.apache.maven.wagon:wagon-ssh-external:jar:1.0-beta-6 () @ I tried these wiki pages but couldnt find the solution. https://cwiki.apache.org/confluence/display/MAVEN/ProjectBuildingException https://cwiki.apache.org/confluence/display/MAVEN/ConnectException Detailed stack trace is attached with this email. Please Help. Thanks -- Thanks And Regards, Sushant Makode
[INFO] Error stacktraces are turned on. [INFO] Scanning for projects... Downloading: http://repo.maven.apache.org/maven2/org/codehaus/plexus/plexus-utils/1.4.2/plexus-utils-1.4.2.pom Mar 12, 2014 3:55:43 AM org.apache.commons.httpclient.HttpMethodDirector executeWithRetry INFO: I/O exception (java.net.ConnectException) caught when processing request: Connection refused Mar 12, 2014 3:55:43 AM org.apache.commons.httpclient.HttpMethodDirector executeWithRetry INFO: Retrying request Mar 12, 2014 3:55:43 AM org.apache.commons.httpclient.HttpMethodDirector executeWithRetry INFO: I/O exception (java.net.ConnectException) caught when processing request: Connection refused Mar 12, 2014 3:55:43 AM org.apache.commons.httpclient.HttpMethodDirector executeWithRetry INFO: Retrying request Mar 12, 2014 3:55:43 AM org.apache.commons.httpclient.HttpMethodDirector executeWithRetry INFO: I/O exception (java.net.ConnectException) caught when processing request: Connection refused Mar 12, 2014 3:55:43 AM org.apache.commons.httpclient.HttpMethodDirector executeWithRetry INFO: Retrying request Downloading: http://repo.maven.apache.org/maven2/org/codehaus/plexus/plexus-interactivity-api/1.0-alpha-6/plexus-interactivity-api-1.0-alpha-6.pom Mar 12, 2014 3:55:43 AM org.apache.commons.httpclient.HttpMethodDirector executeWithRetry INFO: I/O exception (java.net.ConnectException) caught when processing request: Connection refused Mar 12, 2014 3:55:43 AM org.apache.commons.httpclient.HttpMethodDirector executeWithRetry INFO: Retrying request Mar 12, 2014 3:55:43 AM org.apache.commons.httpclient.HttpMethodDirector executeWithRetry INFO: I/O exception (java.net.ConnectException) caught when processing request: Connection refused Mar 12, 2014 3:55:43 AM org.apache.commons.httpclient.HttpMethodDirector executeWithRetry INFO: Retrying request Mar 12, 2014 3:55:44 AM org.apache.commons.httpclient.HttpMethodDirector executeWithRetry INFO: I/O exception (java.net.ConnectException) caught when processing request: Connection refused Mar 12, 2014 3:55:44 AM org.apache.commons.httpclient.HttpMethodDirector executeWithRetry INFO: Retrying request [ERROR] The build could not read 1 project -> [Help 1] org.apache.maven.project.ProjectBuildingException: Some problems were encountered while processing the POMs: [ERROR] Unresolveable build extension: Plugin org.apache.maven.wagon:wagon-ssh-external:1.0-beta-6 or one of its dependencies could not be resolved: Failed to collect dependencies for org.apache.maven.wagon:wagon-ssh-external:jar:1.0-beta-6 () @ at org.apache.maven.project.DefaultProjectBuilder.build(DefaultProjectBuilder.java:363) at org.apache.maven.DefaultMaven.collectProjects(DefaultMaven.java:636) at org.apache.maven.DefaultMaven.getProjectsForMavenReactor(DefaultMaven.java:585) at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:234) at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:156) at org.apache.maven.cli.MavenCli.execute(MavenCli.java:537) at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:196) at org.apache.maven.cli.MavenCli.main(MavenCli.java:141) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:622) at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced(Launcher.java:290) at org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:230) at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.java:409) at org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:352) [ERROR] [ERROR] The project org.apache.marmotta:marmotta-reactor:3.1.0-incubating (/home/sushant/workspace/gsoc/marmotta/pom.xml) has 1 error [ERROR] Unresolveable build extension: Plugin org.apache.maven.wagon:wagon-ssh-external:1.0-beta-6 or one of its dependencies could not be resolved: Failed to collect dependencies for org.apache.maven.wagon:wagon-ssh-external:jar:1.0-beta-6 (): Failed to read artifact descriptor for org.codehaus.plexus:plexus-utils:jar:1.4.2: Could not transfer artifact org.codehaus.plexus:plexus-utils:pom:1.4.2 from/to central (http://repo.maven.apache.org/maven2): Connection refused -> [Help 2] org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.maven.wagon:wagon-ssh-external:1.0-beta-6 or one of its dependencies could not be resolved: Failed to collect dependencies for org.apache.maven.wagon:wagon-ssh-external:jar:1.0-beta-6 () at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve(DefaultPluginDependenciesResolver.java:211) at org.apache.maven.project.DefaultProjectBuildingHelper.resolveExtensionArtifacts(DefaultProjectBuildingHelper.java:377) at org.apache.maven.project.DefaultProjectBuildingHelper.createProjectRealm(DefaultProjectBuildingHelper.java:237) at org.apache.maven.project.DefaultModelBuildingListener.buildExtensionsAssembled(DefaultModelBuildingListener.java:106) at org.apache.maven.model.building.ModelBuildingEventCatapult$1.fire(ModelBuildingEventCatapult.java:43) at org.apache.maven.model.building.DefaultModelBuilder.fireEvent(DefaultModelBuilder.java:1053) at org.apache.maven.model.building.DefaultModelBuilder.build(DefaultModelBuilder.java:388) at org.apache.maven.model.building.DefaultModelBuilder.build(DefaultModelBuilder.java:371) at org.apache.maven.project.DefaultProjectBuilder.build(DefaultProjectBuilder.java:560) at org.apache.maven.project.DefaultProjectBuilder.build(DefaultProjectBuilder.java:352) at org.apache.maven.DefaultMaven.collectProjects(DefaultMaven.java:636) at org.apache.maven.DefaultMaven.getProjectsForMavenReactor(DefaultMaven.java:585) at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:234) at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:156) at org.apache.maven.cli.MavenCli.execute(MavenCli.java:537) at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:196) at org.apache.maven.cli.MavenCli.main(MavenCli.java:141) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:622) at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced(Launcher.java:290) at org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:230) at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.java:409) at org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:352) Caused by: org.sonatype.aether.collection.DependencyCollectionException: Failed to collect dependencies for org.apache.maven.wagon:wagon-ssh-external:jar:1.0-beta-6 () at org.sonatype.aether.impl.internal.DefaultDependencyCollector.collectDependencies(DefaultDependencyCollector.java:258) at org.sonatype.aether.impl.internal.DefaultRepositorySystem.collectDependencies(DefaultRepositorySystem.java:308) at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve(DefaultPluginDependenciesResolver.java:199) ... 24 more Caused by: org.sonatype.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.codehaus.plexus:plexus-utils:jar:1.4.2 at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom(DefaultArtifactDescriptorReader.java:296) at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor(DefaultArtifactDescriptorReader.java:186) at org.sonatype.aether.impl.internal.DefaultDependencyCollector.process(DefaultDependencyCollector.java:412) at org.sonatype.aether.impl.internal.DefaultDependencyCollector.collectDependencies(DefaultDependencyCollector.java:240) ... 26 more Caused by: org.sonatype.aether.resolution.ArtifactResolutionException: Could not transfer artifact org.codehaus.plexus:plexus-utils:pom:1.4.2 from/to central (http://repo.maven.apache.org/maven2): Connection refused at org.sonatype.aether.impl.internal.DefaultArtifactResolver.resolve(DefaultArtifactResolver.java:538) at org.sonatype.aether.impl.internal.DefaultArtifactResolver.resolveArtifacts(DefaultArtifactResolver.java:216) at org.sonatype.aether.impl.internal.DefaultArtifactResolver.resolveArtifact(DefaultArtifactResolver.java:193) at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom(DefaultArtifactDescriptorReader.java:281) ... 29 more Caused by: org.sonatype.aether.transfer.ArtifactTransferException: Could not transfer artifact org.codehaus.plexus:plexus-utils:pom:1.4.2 from/to central (http://repo.maven.apache.org/maven2): Connection refused at org.sonatype.aether.connector.wagon.WagonRepositoryConnector$4.wrap(WagonRepositoryConnector.java:951) at org.sonatype.aether.connector.wagon.WagonRepositoryConnector$4.wrap(WagonRepositoryConnector.java:939) at org.sonatype.aether.connector.wagon.WagonRepositoryConnector$GetTask.run(WagonRepositoryConnector.java:669) at org.sonatype.aether.util.concurrency.RunnableErrorForwarder$1.run(RunnableErrorForwarder.java:60) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:701) Caused by: org.apache.maven.wagon.TransferFailedException: Connection refused at org.apache.maven.wagon.shared.http.AbstractHttpClientWagon.fillInputData(AbstractHttpClientWagon.java:567) at org.apache.maven.wagon.StreamWagon.getInputStream(StreamWagon.java:116) at org.apache.maven.wagon.StreamWagon.getIfNewer(StreamWagon.java:88) at org.apache.maven.wagon.StreamWagon.get(StreamWagon.java:61) at org.sonatype.aether.connector.wagon.WagonRepositoryConnector$GetTask.run(WagonRepositoryConnector.java:601) ... 4 more Caused by: java.net.ConnectException: Connection refused at java.net.PlainSocketImpl.socketConnect(Native Method) at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:327) at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:193) at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:180) at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:385) at java.net.Socket.connect(Socket.java:546) at java.net.Socket.connect(Socket.java:495) at java.net.Socket.<init>(Socket.java:392) at java.net.Socket.<init>(Socket.java:266) at org.apache.commons.httpclient.protocol.DefaultProtocolSocketFactory.createSocket(DefaultProtocolSocketFactory.java:80) at org.apache.commons.httpclient.protocol.DefaultProtocolSocketFactory.createSocket(DefaultProtocolSocketFactory.java:122) at org.apache.commons.httpclient.HttpConnection.open(HttpConnection.java:707) at org.apache.commons.httpclient.MultiThreadedHttpConnectionManager$HttpConnectionAdapter.open(MultiThreadedHttpConnectionManager.java:1361) at org.apache.commons.httpclient.HttpMethodDirector.executeWithRetry(HttpMethodDirector.java:387) at org.apache.commons.httpclient.HttpMethodDirector.executeMethod(HttpMethodDirector.java:171) at org.apache.commons.httpclient.HttpClient.executeMethod(HttpClient.java:397) at org.apache.commons.httpclient.HttpClient.executeMethod(HttpClient.java:323) at org.apache.maven.wagon.shared.http.AbstractHttpClientWagon.execute(AbstractHttpClientWagon.java:446) at org.apache.maven.wagon.shared.http.AbstractHttpClientWagon.fillInputData(AbstractHttpClientWagon.java:561) ... 8 more [ERROR] [ERROR] Re-run Maven using the -X switch to enable full debug logging. [ERROR] [ERROR] For more information about the errors and possible solutions, please read the following articles: [ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/ProjectBuildingException [ERROR] [Help 2] http://cwiki.apache.org/confluence/display/MAVEN/PluginResolutionException
