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Posted to dev@maven.apache.org by "Mark Hobson (JIRA)" <ji...@codehaus.org> on 2005/09/26 12:44:10 UTC

[jira] Created: (MNG-1017) Cannot use maven ant tasks in antrun

Cannot use maven ant tasks in antrun
------------------------------------

         Key: MNG-1017
         URL: http://jira.codehaus.org/browse/MNG-1017
     Project: Maven 2
        Type: Bug
  Components: maven-antrun-plugin  
    Versions: 2.0-beta-1    
 Environment: Windows XP, Cygwin
 Reporter: Mark Hobson
 Attachments: test.zip

In an attempt to subvert MNG-896 I'm using the maven ant tasks within antrun (see attached testcase).  This leads to the following error, presumably due to the multiple plexus configuration files:

[INFO] ----------------------------------------------------------------------------
[INFO] Building test:test:war:1.0
[INFO]    task-segment: [package]
[INFO] ----------------------------------------------------------------------------
[INFO] [resources:resources]
[INFO] [antrun:run {execution: default}]
[INFO] Executing tasks

process-resources:
[INFO] ----------------------------------------------------------------------------
[ERROR] BUILD ERROR
[INFO] ----------------------------------------------------------------------------
[INFO] Diagnosis: Error executing ant tasks
[INFO] ----------------------------------------------------------------------------
[ERROR] Cause:
org.apache.maven.plugin.MojoExecutionException: Error executing ant tasks
        at org.apache.maven.plugin.antrun.AbstractAntMojo.executeTasks(AbstractAntMojo.java:62)
        at org.apache.maven.plugin.antrun.AntRunMojo.execute(AntRunMojo.java:63)
        at org.apache.maven.plugin.DefaultPluginManager.executeMojo(DefaultPluginManager.java:357)
        at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(DefaultLifecycleExecutor.java:479)
        at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalWithLifecycle(DefaultLifecycleExecutor.java:452)
        at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoal(DefaultLifecycleExecutor.java:438)
        at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeTaskSegments(DefaultLifecycleExecutor.java:273)
        at org.apache.maven.lifecycle.DefaultLifecycleExecutor.execute(DefaultLifecycleExecutor.java:131)
        at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:186)
        at org.apache.maven.cli.MavenCli.main(MavenCli.java:302)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:585)
        at org.codehaus.classworlds.Launcher.launchEnhanced(Launcher.java:315)
        at org.codehaus.classworlds.Launcher.launch(Launcher.java:255)
        at org.codehaus.classworlds.Launcher.mainWithExitCode(Launcher.java:430)
        at org.codehaus.classworlds.Launcher.main(Launcher.java:375)
Caused by: The following error occurred while executing this line: C:\Documents and Settings\mark\Desktop\test\build.xml:13: Unable to start embedder
        at org.apache.tools.ant.ProjectHelper.addLocationToBuildException(ProjectHelper.java:539)
        at org.apache.tools.ant.taskdefs.Ant.execute(Ant.java:384)
        at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:275)
        at org.apache.tools.ant.Task.perform(Task.java:364)
        at org.apache.tools.ant.Target.execute(Target.java:341)
        at org.apache.maven.plugin.antrun.AbstractAntMojo.executeTasks(AbstractAntMojo.java:56)
        ... 17 more
Caused by: C:\Documents and Settings\mark\Desktop\test\build.xml:13: Unable to start embedder
        at org.apache.maven.artifact.ant.AbstractArtifactTask.getEmbedder(AbstractArtifactTask.java:323)
        at org.apache.maven.artifact.ant.AbstractArtifactTask.lookup(AbstractArtifactTask.java:284)
        at org.apache.maven.artifact.ant.AbstractArtifactTask.createLocalArtifactRepository(AbstractArtifactTask.java:77)
        at org.apache.maven.artifact.ant.DependenciesTask.execute(DependenciesTask.java:73)
        at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:275)
        at org.apache.tools.ant.Task.perform(Task.java:364)
        at org.apache.tools.ant.Target.execute(Target.java:341)
        at org.apache.tools.ant.Target.performTasks(Target.java:369)
        at org.apache.tools.ant.Project.executeSortedTargets(Project.java:1216)
        at org.apache.tools.ant.helper.SingleCheckExecutor.executeTargets(SingleCheckExecutor.java:37)
        at org.apache.tools.ant.Project.executeTargets(Project.java:1068)
        at org.apache.tools.ant.taskdefs.Ant.execute(Ant.java:382)
        ... 21 more
Caused by: org.codehaus.plexus.PlexusContainerException: Error starting container
        at org.codehaus.plexus.DefaultPlexusContainer.start(DefaultPlexusContainer.java:766)
        at org.codehaus.plexus.embed.Embedder.start(Embedder.java:208)
        at org.codehaus.plexus.embed.Embedder.start(Embedder.java:171)
        at org.apache.maven.artifact.ant.AbstractArtifactTask.getEmbedder(AbstractArtifactTask.java:319)
        ... 32 more
Caused by: org.codehaus.plexus.component.repository.exception.ComponentRepositoryException: Component descriptor role: 'org.apache.maven.artifact.repository.metadata.RepositoryMetadataManager', implementation: 'org.apache.maven.artifact.repository.metadata.DefaultRepositoryMetadataManager', role hint: 'default' has a hint, but there are other implementations that don't
        at org.codehaus.plexus.component.repository.DefaultComponentRepository.addComponentDescriptor(DefaultComponentRepository.java:184)
        at org.codehaus.plexus.DefaultPlexusContainer.addComponentDescriptor(DefaultPlexusContainer.java:492)
        at org.codehaus.plexus.DefaultPlexusContainer.discoverComponents(DefaultPlexusContainer.java:709)
        at org.codehaus.plexus.DefaultPlexusContainer.start(DefaultPlexusContainer.java:750)
        ... 35 more

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[jira] Closed: (MNG-1017) Cannot use maven ant tasks in antrun

Posted by "Brett Porter (JIRA)" <ji...@codehaus.org>.
     [ http://jira.codehaus.org/browse/MNG-1017?page=all ]
     
Brett Porter closed MNG-1017:
-----------------------------

      Assign To: Brett Porter
     Resolution: Fixed
    Fix Version: 2.0.1

> Cannot use maven ant tasks in antrun
> ------------------------------------
>
>          Key: MNG-1017
>          URL: http://jira.codehaus.org/browse/MNG-1017
>      Project: Maven 2
>         Type: Bug
>   Components: maven-antrun-plugin
>     Versions: 2.0-beta-1
>  Environment: Windows XP, Cygwin
>     Reporter: Mark Hobson
>     Assignee: Brett Porter
>      Fix For: 2.0.1
>  Attachments: test.zip
>
>
> In an attempt to subvert MNG-896 I'm using the maven ant tasks within antrun (see attached testcase).  This leads to the following error, presumably due to the multiple plexus configuration files:
> [INFO] ----------------------------------------------------------------------------
> [INFO] Building test:test:war:1.0
> [INFO]    task-segment: [package]
> [INFO] ----------------------------------------------------------------------------
> [INFO] [resources:resources]
> [INFO] [antrun:run {execution: default}]
> [INFO] Executing tasks
> process-resources:
> [INFO] ----------------------------------------------------------------------------
> [ERROR] BUILD ERROR
> [INFO] ----------------------------------------------------------------------------
> [INFO] Diagnosis: Error executing ant tasks
> [INFO] ----------------------------------------------------------------------------
> [ERROR] Cause:
> org.apache.maven.plugin.MojoExecutionException: Error executing ant tasks
>         at org.apache.maven.plugin.antrun.AbstractAntMojo.executeTasks(AbstractAntMojo.java:62)
>         at org.apache.maven.plugin.antrun.AntRunMojo.execute(AntRunMojo.java:63)
>         at org.apache.maven.plugin.DefaultPluginManager.executeMojo(DefaultPluginManager.java:357)
>         at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(DefaultLifecycleExecutor.java:479)
>         at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalWithLifecycle(DefaultLifecycleExecutor.java:452)
>         at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoal(DefaultLifecycleExecutor.java:438)
>         at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeTaskSegments(DefaultLifecycleExecutor.java:273)
>         at org.apache.maven.lifecycle.DefaultLifecycleExecutor.execute(DefaultLifecycleExecutor.java:131)
>         at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:186)
>         at org.apache.maven.cli.MavenCli.main(MavenCli.java:302)
>         at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>         at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
>         at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>         at java.lang.reflect.Method.invoke(Method.java:585)
>         at org.codehaus.classworlds.Launcher.launchEnhanced(Launcher.java:315)
>         at org.codehaus.classworlds.Launcher.launch(Launcher.java:255)
>         at org.codehaus.classworlds.Launcher.mainWithExitCode(Launcher.java:430)
>         at org.codehaus.classworlds.Launcher.main(Launcher.java:375)
> Caused by: The following error occurred while executing this line: C:\Documents and Settings\mark\Desktop\test\build.xml:13: Unable to start embedder
>         at org.apache.tools.ant.ProjectHelper.addLocationToBuildException(ProjectHelper.java:539)
>         at org.apache.tools.ant.taskdefs.Ant.execute(Ant.java:384)
>         at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:275)
>         at org.apache.tools.ant.Task.perform(Task.java:364)
>         at org.apache.tools.ant.Target.execute(Target.java:341)
>         at org.apache.maven.plugin.antrun.AbstractAntMojo.executeTasks(AbstractAntMojo.java:56)
>         ... 17 more
> Caused by: C:\Documents and Settings\mark\Desktop\test\build.xml:13: Unable to start embedder
>         at org.apache.maven.artifact.ant.AbstractArtifactTask.getEmbedder(AbstractArtifactTask.java:323)
>         at org.apache.maven.artifact.ant.AbstractArtifactTask.lookup(AbstractArtifactTask.java:284)
>         at org.apache.maven.artifact.ant.AbstractArtifactTask.createLocalArtifactRepository(AbstractArtifactTask.java:77)
>         at org.apache.maven.artifact.ant.DependenciesTask.execute(DependenciesTask.java:73)
>         at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:275)
>         at org.apache.tools.ant.Task.perform(Task.java:364)
>         at org.apache.tools.ant.Target.execute(Target.java:341)
>         at org.apache.tools.ant.Target.performTasks(Target.java:369)
>         at org.apache.tools.ant.Project.executeSortedTargets(Project.java:1216)
>         at org.apache.tools.ant.helper.SingleCheckExecutor.executeTargets(SingleCheckExecutor.java:37)
>         at org.apache.tools.ant.Project.executeTargets(Project.java:1068)
>         at org.apache.tools.ant.taskdefs.Ant.execute(Ant.java:382)
>         ... 21 more
> Caused by: org.codehaus.plexus.PlexusContainerException: Error starting container
>         at org.codehaus.plexus.DefaultPlexusContainer.start(DefaultPlexusContainer.java:766)
>         at org.codehaus.plexus.embed.Embedder.start(Embedder.java:208)
>         at org.codehaus.plexus.embed.Embedder.start(Embedder.java:171)
>         at org.apache.maven.artifact.ant.AbstractArtifactTask.getEmbedder(AbstractArtifactTask.java:319)
>         ... 32 more
> Caused by: org.codehaus.plexus.component.repository.exception.ComponentRepositoryException: Component descriptor role: 'org.apache.maven.artifact.repository.metadata.RepositoryMetadataManager', implementation: 'org.apache.maven.artifact.repository.metadata.DefaultRepositoryMetadataManager', role hint: 'default' has a hint, but there are other implementations that don't
>         at org.codehaus.plexus.component.repository.DefaultComponentRepository.addComponentDescriptor(DefaultComponentRepository.java:184)
>         at org.codehaus.plexus.DefaultPlexusContainer.addComponentDescriptor(DefaultPlexusContainer.java:492)
>         at org.codehaus.plexus.DefaultPlexusContainer.discoverComponents(DefaultPlexusContainer.java:709)
>         at org.codehaus.plexus.DefaultPlexusContainer.start(DefaultPlexusContainer.java:750)
>         ... 35 more

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[jira] Commented: (MNG-1017) Cannot use maven ant tasks in antrun

Posted by "Miodrag Glumac (JIRA)" <ji...@codehaus.org>.
    [ http://jira.codehaus.org/browse/MNG-1017?page=comments#action_48642 ] 

Miodrag Glumac commented on MNG-1017:
-------------------------------------

I'm having the same problem on Linux with 2.0-beta-3.

> Cannot use maven ant tasks in antrun
> ------------------------------------
>
>          Key: MNG-1017
>          URL: http://jira.codehaus.org/browse/MNG-1017
>      Project: Maven 2
>         Type: Bug
>   Components: maven-antrun-plugin
>     Versions: 2.0-beta-1
>  Environment: Windows XP, Cygwin
>     Reporter: Mark Hobson
>  Attachments: test.zip
>
>
> In an attempt to subvert MNG-896 I'm using the maven ant tasks within antrun (see attached testcase).  This leads to the following error, presumably due to the multiple plexus configuration files:
> [INFO] ----------------------------------------------------------------------------
> [INFO] Building test:test:war:1.0
> [INFO]    task-segment: [package]
> [INFO] ----------------------------------------------------------------------------
> [INFO] [resources:resources]
> [INFO] [antrun:run {execution: default}]
> [INFO] Executing tasks
> process-resources:
> [INFO] ----------------------------------------------------------------------------
> [ERROR] BUILD ERROR
> [INFO] ----------------------------------------------------------------------------
> [INFO] Diagnosis: Error executing ant tasks
> [INFO] ----------------------------------------------------------------------------
> [ERROR] Cause:
> org.apache.maven.plugin.MojoExecutionException: Error executing ant tasks
>         at org.apache.maven.plugin.antrun.AbstractAntMojo.executeTasks(AbstractAntMojo.java:62)
>         at org.apache.maven.plugin.antrun.AntRunMojo.execute(AntRunMojo.java:63)
>         at org.apache.maven.plugin.DefaultPluginManager.executeMojo(DefaultPluginManager.java:357)
>         at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(DefaultLifecycleExecutor.java:479)
>         at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalWithLifecycle(DefaultLifecycleExecutor.java:452)
>         at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoal(DefaultLifecycleExecutor.java:438)
>         at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeTaskSegments(DefaultLifecycleExecutor.java:273)
>         at org.apache.maven.lifecycle.DefaultLifecycleExecutor.execute(DefaultLifecycleExecutor.java:131)
>         at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:186)
>         at org.apache.maven.cli.MavenCli.main(MavenCli.java:302)
>         at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>         at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
>         at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>         at java.lang.reflect.Method.invoke(Method.java:585)
>         at org.codehaus.classworlds.Launcher.launchEnhanced(Launcher.java:315)
>         at org.codehaus.classworlds.Launcher.launch(Launcher.java:255)
>         at org.codehaus.classworlds.Launcher.mainWithExitCode(Launcher.java:430)
>         at org.codehaus.classworlds.Launcher.main(Launcher.java:375)
> Caused by: The following error occurred while executing this line: C:\Documents and Settings\mark\Desktop\test\build.xml:13: Unable to start embedder
>         at org.apache.tools.ant.ProjectHelper.addLocationToBuildException(ProjectHelper.java:539)
>         at org.apache.tools.ant.taskdefs.Ant.execute(Ant.java:384)
>         at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:275)
>         at org.apache.tools.ant.Task.perform(Task.java:364)
>         at org.apache.tools.ant.Target.execute(Target.java:341)
>         at org.apache.maven.plugin.antrun.AbstractAntMojo.executeTasks(AbstractAntMojo.java:56)
>         ... 17 more
> Caused by: C:\Documents and Settings\mark\Desktop\test\build.xml:13: Unable to start embedder
>         at org.apache.maven.artifact.ant.AbstractArtifactTask.getEmbedder(AbstractArtifactTask.java:323)
>         at org.apache.maven.artifact.ant.AbstractArtifactTask.lookup(AbstractArtifactTask.java:284)
>         at org.apache.maven.artifact.ant.AbstractArtifactTask.createLocalArtifactRepository(AbstractArtifactTask.java:77)
>         at org.apache.maven.artifact.ant.DependenciesTask.execute(DependenciesTask.java:73)
>         at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:275)
>         at org.apache.tools.ant.Task.perform(Task.java:364)
>         at org.apache.tools.ant.Target.execute(Target.java:341)
>         at org.apache.tools.ant.Target.performTasks(Target.java:369)
>         at org.apache.tools.ant.Project.executeSortedTargets(Project.java:1216)
>         at org.apache.tools.ant.helper.SingleCheckExecutor.executeTargets(SingleCheckExecutor.java:37)
>         at org.apache.tools.ant.Project.executeTargets(Project.java:1068)
>         at org.apache.tools.ant.taskdefs.Ant.execute(Ant.java:382)
>         ... 21 more
> Caused by: org.codehaus.plexus.PlexusContainerException: Error starting container
>         at org.codehaus.plexus.DefaultPlexusContainer.start(DefaultPlexusContainer.java:766)
>         at org.codehaus.plexus.embed.Embedder.start(Embedder.java:208)
>         at org.codehaus.plexus.embed.Embedder.start(Embedder.java:171)
>         at org.apache.maven.artifact.ant.AbstractArtifactTask.getEmbedder(AbstractArtifactTask.java:319)
>         ... 32 more
> Caused by: org.codehaus.plexus.component.repository.exception.ComponentRepositoryException: Component descriptor role: 'org.apache.maven.artifact.repository.metadata.RepositoryMetadataManager', implementation: 'org.apache.maven.artifact.repository.metadata.DefaultRepositoryMetadataManager', role hint: 'default' has a hint, but there are other implementations that don't
>         at org.codehaus.plexus.component.repository.DefaultComponentRepository.addComponentDescriptor(DefaultComponentRepository.java:184)
>         at org.codehaus.plexus.DefaultPlexusContainer.addComponentDescriptor(DefaultPlexusContainer.java:492)
>         at org.codehaus.plexus.DefaultPlexusContainer.discoverComponents(DefaultPlexusContainer.java:709)
>         at org.codehaus.plexus.DefaultPlexusContainer.start(DefaultPlexusContainer.java:750)
>         ... 35 more

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[jira] Commented: (MNG-1017) Cannot use maven ant tasks in antrun

Posted by "Jason Reilly (JIRA)" <ji...@codehaus.org>.
    [ http://jira.codehaus.org/browse/MNG-1017?page=comments#action_49013 ] 

Jason Reilly commented on MNG-1017:
-----------------------------------

I was having the same problem on Windoze w/ Cygwin (2.0.1-SNAPSHOT).  I grabbed the code and changed the META-INF/plexus/components.xml to use the DefaultWagonManager instead of the CustomWagonManager.  I also commented out the CustomWagonManager class casting inside AbstractArtifactTask.createLocalArtifactRepository().

With these two changes running ant scripts works for me.....which is nice.


> Cannot use maven ant tasks in antrun
> ------------------------------------
>
>          Key: MNG-1017
>          URL: http://jira.codehaus.org/browse/MNG-1017
>      Project: Maven 2
>         Type: Bug
>   Components: maven-antrun-plugin
>     Versions: 2.0-beta-1
>  Environment: Windows XP, Cygwin
>     Reporter: Mark Hobson
>  Attachments: test.zip
>
>
> In an attempt to subvert MNG-896 I'm using the maven ant tasks within antrun (see attached testcase).  This leads to the following error, presumably due to the multiple plexus configuration files:
> [INFO] ----------------------------------------------------------------------------
> [INFO] Building test:test:war:1.0
> [INFO]    task-segment: [package]
> [INFO] ----------------------------------------------------------------------------
> [INFO] [resources:resources]
> [INFO] [antrun:run {execution: default}]
> [INFO] Executing tasks
> process-resources:
> [INFO] ----------------------------------------------------------------------------
> [ERROR] BUILD ERROR
> [INFO] ----------------------------------------------------------------------------
> [INFO] Diagnosis: Error executing ant tasks
> [INFO] ----------------------------------------------------------------------------
> [ERROR] Cause:
> org.apache.maven.plugin.MojoExecutionException: Error executing ant tasks
>         at org.apache.maven.plugin.antrun.AbstractAntMojo.executeTasks(AbstractAntMojo.java:62)
>         at org.apache.maven.plugin.antrun.AntRunMojo.execute(AntRunMojo.java:63)
>         at org.apache.maven.plugin.DefaultPluginManager.executeMojo(DefaultPluginManager.java:357)
>         at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(DefaultLifecycleExecutor.java:479)
>         at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalWithLifecycle(DefaultLifecycleExecutor.java:452)
>         at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoal(DefaultLifecycleExecutor.java:438)
>         at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeTaskSegments(DefaultLifecycleExecutor.java:273)
>         at org.apache.maven.lifecycle.DefaultLifecycleExecutor.execute(DefaultLifecycleExecutor.java:131)
>         at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:186)
>         at org.apache.maven.cli.MavenCli.main(MavenCli.java:302)
>         at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>         at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
>         at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>         at java.lang.reflect.Method.invoke(Method.java:585)
>         at org.codehaus.classworlds.Launcher.launchEnhanced(Launcher.java:315)
>         at org.codehaus.classworlds.Launcher.launch(Launcher.java:255)
>         at org.codehaus.classworlds.Launcher.mainWithExitCode(Launcher.java:430)
>         at org.codehaus.classworlds.Launcher.main(Launcher.java:375)
> Caused by: The following error occurred while executing this line: C:\Documents and Settings\mark\Desktop\test\build.xml:13: Unable to start embedder
>         at org.apache.tools.ant.ProjectHelper.addLocationToBuildException(ProjectHelper.java:539)
>         at org.apache.tools.ant.taskdefs.Ant.execute(Ant.java:384)
>         at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:275)
>         at org.apache.tools.ant.Task.perform(Task.java:364)
>         at org.apache.tools.ant.Target.execute(Target.java:341)
>         at org.apache.maven.plugin.antrun.AbstractAntMojo.executeTasks(AbstractAntMojo.java:56)
>         ... 17 more
> Caused by: C:\Documents and Settings\mark\Desktop\test\build.xml:13: Unable to start embedder
>         at org.apache.maven.artifact.ant.AbstractArtifactTask.getEmbedder(AbstractArtifactTask.java:323)
>         at org.apache.maven.artifact.ant.AbstractArtifactTask.lookup(AbstractArtifactTask.java:284)
>         at org.apache.maven.artifact.ant.AbstractArtifactTask.createLocalArtifactRepository(AbstractArtifactTask.java:77)
>         at org.apache.maven.artifact.ant.DependenciesTask.execute(DependenciesTask.java:73)
>         at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:275)
>         at org.apache.tools.ant.Task.perform(Task.java:364)
>         at org.apache.tools.ant.Target.execute(Target.java:341)
>         at org.apache.tools.ant.Target.performTasks(Target.java:369)
>         at org.apache.tools.ant.Project.executeSortedTargets(Project.java:1216)
>         at org.apache.tools.ant.helper.SingleCheckExecutor.executeTargets(SingleCheckExecutor.java:37)
>         at org.apache.tools.ant.Project.executeTargets(Project.java:1068)
>         at org.apache.tools.ant.taskdefs.Ant.execute(Ant.java:382)
>         ... 21 more
> Caused by: org.codehaus.plexus.PlexusContainerException: Error starting container
>         at org.codehaus.plexus.DefaultPlexusContainer.start(DefaultPlexusContainer.java:766)
>         at org.codehaus.plexus.embed.Embedder.start(Embedder.java:208)
>         at org.codehaus.plexus.embed.Embedder.start(Embedder.java:171)
>         at org.apache.maven.artifact.ant.AbstractArtifactTask.getEmbedder(AbstractArtifactTask.java:319)
>         ... 32 more
> Caused by: org.codehaus.plexus.component.repository.exception.ComponentRepositoryException: Component descriptor role: 'org.apache.maven.artifact.repository.metadata.RepositoryMetadataManager', implementation: 'org.apache.maven.artifact.repository.metadata.DefaultRepositoryMetadataManager', role hint: 'default' has a hint, but there are other implementations that don't
>         at org.codehaus.plexus.component.repository.DefaultComponentRepository.addComponentDescriptor(DefaultComponentRepository.java:184)
>         at org.codehaus.plexus.DefaultPlexusContainer.addComponentDescriptor(DefaultPlexusContainer.java:492)
>         at org.codehaus.plexus.DefaultPlexusContainer.discoverComponents(DefaultPlexusContainer.java:709)
>         at org.codehaus.plexus.DefaultPlexusContainer.start(DefaultPlexusContainer.java:750)
>         ... 35 more

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