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Whenever I launch Maven on even the most simple projects, I get the following exception. I'm assuming this has something to do with the multiple versions of HTTPClient installed on my system; Maven currently requires both the Jakarta one and the httpcomponents one. [WARNING] Error injecting: org.apache.maven.wagon.providers.http.HttpWagon java.lang.NoClassDefFoundError: org/apache/http/HttpException at java.lang.Class.getDeclaredConstructors0(Native Method) at java.lang.Class.privateGetDeclaredConstructors(Class.java:2493) at java.lang.Class.getDeclaredConstructors(Class.java:1901) at com.google.inject.spi.InjectionPoint.forConstructorOf(InjectionPoint.java:245) at com.google.inject.internal.ConstructorBindingImpl.create(ConstructorBindingImpl.java:99) at com.google.inject.internal.InjectorImpl.createUninitializedBinding(InjectorImpl.java:653) at com.google.inject.internal.InjectorImpl.createJustInTimeBinding(InjectorImpl.java:863) at com.google.inject.internal.InjectorImpl.createJustInTimeBindingRecursive(InjectorImpl.java:790) at com.google.inject.internal.InjectorImpl.getJustInTimeBinding(InjectorImpl.java:278) at com.google.inject.internal.InjectorImpl.getBindingOrThrow(InjectorImpl.java:210) at com.google.inject.internal.InjectorImpl.getProviderOrThrow(InjectorImpl.java:986) at com.google.inject.internal.InjectorImpl.getProvider(InjectorImpl.java:1019) at com.google.inject.internal.InjectorImpl.getProvider(InjectorImpl.java:982) at com.google.inject.internal.InjectorImpl.getInstance(InjectorImpl.java:1032) at org.eclipse.sisu.space.AbstractDeferredClass.get(AbstractDeferredClass.java:48) at com.google.inject.internal.ProviderInternalFactory.provision(ProviderInternalFactory.java:86) at com.google.inject.internal.InternalFactoryToInitializableAdapter.provision(InternalFactoryToInitializableAdapter.java:55) at com.google.inject.internal.ProviderInternalFactory$1.call(ProviderInternalFactory.java:70) at com.google.inject.internal.ProvisionListenerStackCallback$Provision.provision(ProvisionListenerStackCallback.java:100) at org.eclipse.sisu.plexus.PlexusLifecycleManager.onProvision(PlexusLifecycleManager.java:133) at com.google.inject.internal.ProvisionListenerStackCallback$Provision.provision(ProvisionListenerStackCallback.java:109) at com.google.inject.internal.ProvisionListenerStackCallback.provision(ProvisionListenerStackCallback.java:55) at com.google.inject.internal.ProviderInternalFactory.circularGet(ProviderInternalFactory.java:68) at com.google.inject.internal.InternalFactoryToInitializableAdapter.get(InternalFactoryToInitializableAdapter.java:47) at com.google.inject.internal.InjectorImpl$2$1.call(InjectorImpl.java:997) at com.google.inject.internal.InjectorImpl.callInContext(InjectorImpl.java:1047) at com.google.inject.internal.InjectorImpl$2.get(InjectorImpl.java:993) at com.google.inject.Scopes$1$1.get(Scopes.java:59) at org.eclipse.sisu.inject.LazyBeanEntry.getValue(LazyBeanEntry.java:82) at org.eclipse.sisu.plexus.LazyPlexusBean.getValue(LazyPlexusBean.java:51) at org.codehaus.plexus.DefaultPlexusContainer.lookup(DefaultPlexusContainer.java:260) at org.codehaus.plexus.DefaultPlexusContainer.lookup(DefaultPlexusContainer.java:252) at org.eclipse.aether.internal.transport.wagon.PlexusWagonProvider.lookup(PlexusWagonProvider.java:33) at org.eclipse.aether.transport.wagon.WagonTransporter.lookupWagon(WagonTransporter.java:271) at org.eclipse.aether.transport.wagon.WagonTransporter.<init>(WagonTransporter.java:115) at org.eclipse.aether.transport.wagon.WagonTransporterFactory.newInstance(WagonTransporterFactory.java:137) at org.eclipse.aether.internal.impl.DefaultTransporterProvider.newTransporter(DefaultTransporterProvider.java:137) at org.eclipse.aether.connector.basic.BasicRepositoryConnector.<init>(BasicRepositoryConnector.java:111) at org.eclipse.aether.connector.basic.BasicRepositoryConnectorFactory.newInstance(BasicRepositoryConnectorFactory.java:171) at org.eclipse.aether.internal.impl.DefaultRepositoryConnectorProvider.newRepositoryConnector(DefaultRepositoryConnectorProvider.java:140) at org.eclipse.aether.internal.impl.DefaultArtifactResolver.performDownloads(DefaultArtifactResolver.java:532) at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve(DefaultArtifactResolver.java:437) at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts(DefaultArtifactResolver.java:262) at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact(DefaultArtifactResolver.java:239) at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom(DefaultArtifactDescriptorReader.java:314) at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor(DefaultArtifactDescriptorReader.java:217) at org.eclipse.aether.internal.impl.DefaultRepositorySystem.readArtifactDescriptor(DefaultRepositorySystem.java:288) at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve(DefaultPluginDependenciesResolver.java:108) at org.apache.maven.plugin.internal.DefaultMavenPluginManager.getPluginDescriptor(DefaultMavenPluginManager.java:146) at org.apache.maven.plugin.internal.DefaultMavenPluginManager.getMojoDescriptor(DefaultMavenPluginManager.java:265) at org.apache.maven.plugin.DefaultBuildPluginManager.getMojoDescriptor(DefaultBuildPluginManager.java:190) at org.apache.maven.lifecycle.internal.DefaultLifecycleExecutionPlanCalculator.setupMojoExecution(DefaultLifecycleExecutionPlanCalculator.java:157) at org.apache.maven.lifecycle.internal.DefaultLifecycleExecutionPlanCalculator.setupMojoExecutions(DefaultLifecycleExecutionPlanCalculator.java:144) at org.apache.maven.lifecycle.internal.DefaultLifecycleExecutionPlanCalculator.calculateExecutionPlan(DefaultLifecycleExecutionPlanCalculator.java:121) at org.apache.maven.lifecycle.internal.DefaultLifecycleExecutionPlanCalculator.calculateExecutionPlan(DefaultLifecycleExecutionPlanCalculator.java:134) at org.apache.maven.lifecycle.internal.BuilderCommon.resolveBuildPlan(BuilderCommon.java:92) at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:81) at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:59) at org.apache.maven.lifecycle.internal.LifecycleStarter.singleThreadedBuild(LifecycleStarter.java:183) at org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:161) at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:318) at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:153) at org.apache.maven.cli.MavenCli.execute(MavenCli.java:555) at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:214) at org.apache.maven.cli.MavenCli.main(MavenCli.java:158) 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:606) at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced(Launcher.java:289) at org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:229) at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.java:415) at org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:356) Caused by: java.lang.ClassNotFoundException: org.apache.http.HttpException at org.codehaus.plexus.classworlds.strategy.SelfFirstStrategy.loadClass(SelfFirstStrategy.java:50) at org.codehaus.plexus.classworlds.realm.ClassRealm.unsynchronizedLoadClass(ClassRealm.java:259) at org.codehaus.plexus.classworlds.realm.ClassRealm.loadClass(ClassRealm.java:235) at org.codehaus.plexus.classworlds.realm.ClassRealm.loadClass(ClassRealm.java:227) ... 73 more
I should add that this exception leads to Maven terminating, hence I am unable to use it for anything.
The problem is caused by missing dependencies of wagon-http-shaded, fixed in 3.1.1-2 (Rawhide). We could either backport this fix to F20 or update maven in F20 to 3.3.1.
I don't mind eit(In reply to Michal Srb from comment #2) > The problem is caused by missing dependencies of wagon-http-shaded, fixed in > 3.1.1-2 (Rawhide). We could either backport this fix to F20 or update maven > in F20 to 3.3.1. I don't mind either. And it's not my call anyway. :-)
What is the exact version of Maven this is happening with? Please include output of: rpm -q maven See also: http://fedoraproject.org/wiki/How_to_file_a_bug_report
[lpetrovi@stoker ~]$ rpm -q maven maven-3.1.0-9.fc20.noarch My apologies, I was assuming that the statement of using the latest Maven on F20 would be enough.
Fixed in maven-3.1.0-10
maven-3.1.0-10.fc20 has been submitted as an update for Fedora 20. https://admin.fedoraproject.org/updates/maven-3.1.0-10.fc20
maven-3.1.0-10.fc20 has been pushed to the Fedora 20 stable repository. If problems still persist, please make note of it in this bug report.
I believe that this bug is fixed in maven-3.1.0-10, which is available in Fedora 20, so I am closing this bug now. The build containing the fix can be found at Koji: http://koji.fedoraproject.org/koji/buildinfo?buildID=474559