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Posted to issues@maven.apache.org by "Thomas Dudziak (JIRA)" <ji...@codehaus.org> on 2008/04/10 00:20:58 UTC

[jira] Created: (MASSEMBLY-306) Dependency resolution fails with an NPE for a provided dependency with a fixed version

Dependency resolution fails with an NPE for a provided dependency with a fixed version
--------------------------------------------------------------------------------------

                 Key: MASSEMBLY-306
                 URL: http://jira.codehaus.org/browse/MASSEMBLY-306
             Project: Maven 2.x Assembly Plugin
          Issue Type: Bug
    Affects Versions: 2.2-beta-2
         Environment: Maven 2.0.8, Java 1.6.0_03-b05
            Reporter: Thomas Dudziak
            Priority: Critical


A POM like this:

<?xml version="1.0" encoding="UTF-8"?><project>
  <modelVersion>4.0.0</modelVersion>
  <groupId>maven-test</groupId>
  <artifactId>maven-test</artifactId>
  <name>maven-test</name>
  <version>1.0-SNAPSHOT</version>
  <url>http://maven.apache.org</url>
  <dependencies>
    <dependency>
      <groupId>log4j</groupId>
      <artifactId>log4j</artifactId>
      <version>[1.2.13]</version>
      <scope>provided</scope>
    </dependency>
  </dependencies>
  <build>
    <plugins>
      <plugin>
        <groupId>org.apache.maven.plugins</groupId>
        <artifactId>maven-assembly-plugin</artifactId>
        <version>2.2-beta-2</version>
        <configuration>
          <descriptorRefs>
            <descriptorRef>jar-with-dependencies</descriptorRef>
          </descriptorRefs>
          <archive>
            <manifest>
              <mainClass>ning.dashboard.DashboardServer</mainClass>
            </manifest>
          </archive>
        </configuration>
        <executions>
          <execution>
            <id>make-assembly</id>
            <phase>package</phase>
            <goals>
              <goal>attached</goal>
            </goals>
          </execution>
        </executions>
      </plugin>
    </plugins>
  </build>
</project>

fails with this error:

[INFO] Processing DependencySet (output=)
[INFO] ------------------------------------------------------------------------
[ERROR] FATAL ERROR
[INFO] ------------------------------------------------------------------------
[INFO] version was null for log4j:log4j
[INFO] ------------------------------------------------------------------------
[INFO] Trace
java.lang.NullPointerException: version was null for log4j:log4j
        at org.apache.maven.artifact.DefaultArtifact.getBaseVersion(DefaultArtifact.java:362)
        at org.apache.maven.artifact.DefaultArtifact.getId(DefaultArtifact.java:225)
        at org.apache.maven.shared.artifact.filter.ScopeArtifactFilter.include(ScopeArtifactFilter.java:142)
        at org.apache.maven.project.artifact.MavenMetadataSource.createArtifacts(MavenMetadataSource.java:345)
        at org.apache.maven.plugin.assembly.artifact.DefaultDependencyResolver.resolveDependencies(DefaultDependencyResolver.java:123)
        at org.apache.maven.plugin.assembly.archive.task.AddDependencySetsTask.resolveDependencyArtifacts(AddDependencySetsTask.java:205)
        at org.apache.maven.plugin.assembly.archive.task.AddDependencySetsTask.addDependencySet(AddDependencySetsTask.java:132)
        at org.apache.maven.plugin.assembly.archive.task.AddDependencySetsTask.execute(AddDependencySetsTask.java:116)
        at org.apache.maven.plugin.assembly.archive.phase.DependencySetAssemblyPhase.execute(DependencySetAssemblyPhase.java:74)
        at org.apache.maven.plugin.assembly.archive.DefaultAssemblyArchiver.createArchive(DefaultAssemblyArchiver.java:129)
        at org.apache.maven.plugin.assembly.mojos.AbstractAssemblyMojo.execute(AbstractAssemblyMojo.java:322)
        at org.apache.maven.plugin.DefaultPluginManager.executeMojo(DefaultPluginManager.java:447)
        at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(DefaultLifecycleExecutor.java:539)
        at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalWithLifecycle(DefaultLifecycleExecutor.java:480)
        at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoal(DefaultLifecycleExecutor.java:459)
        at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalAndHandleFailures(DefaultLifecycleExecutor.java:311)
        at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeTaskSegments(DefaultLifecycleExecutor.java:278)
        at org.apache.maven.lifecycle.DefaultLifecycleExecutor.execute(DefaultLifecycleExecutor.java:143)
        at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:333)
        at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:126)
        at org.apache.maven.cli.MavenCli.main(MavenCli.java:282)
        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:597)
        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)


As far as I can see in the code, the problem is twofold:

* the DefaultArtifact does not set a recommended version even though there is a single version for the artifact (the version is not only recommended but forced)
* the assembly plugin does not handle the forced version properly


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[jira] Closed: (MASSEMBLY-306) Dependency resolution fails with an NPE for a provided dependency with a fixed version

Posted by "John Casey (JIRA)" <ji...@codehaus.org>.
     [ http://jira.codehaus.org/browse/MASSEMBLY-306?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

John Casey closed MASSEMBLY-306.
--------------------------------

    Resolution: Fixed

> Dependency resolution fails with an NPE for a provided dependency with a fixed version
> --------------------------------------------------------------------------------------
>
>                 Key: MASSEMBLY-306
>                 URL: http://jira.codehaus.org/browse/MASSEMBLY-306
>             Project: Maven 2.x Assembly Plugin
>          Issue Type: Bug
>    Affects Versions: 2.2-beta-2
>         Environment: Maven 2.0.8, Java 1.6.0_03-b05
>            Reporter: Thomas Dudziak
>            Assignee: John Casey
>            Priority: Critical
>             Fix For: 2.2-beta-3
>
>   Original Estimate: 0 minutes
>  Remaining Estimate: 0 minutes
>
> A POM like this:
> <?xml version="1.0" encoding="UTF-8"?><project>
>   <modelVersion>4.0.0</modelVersion>
>   <groupId>maven-test</groupId>
>   <artifactId>maven-test</artifactId>
>   <name>maven-test</name>
>   <version>1.0-SNAPSHOT</version>
>   <url>http://maven.apache.org</url>
>   <dependencies>
>     <dependency>
>       <groupId>log4j</groupId>
>       <artifactId>log4j</artifactId>
>       <version>[1.2.13]</version>
>       <scope>provided</scope>
>     </dependency>
>   </dependencies>
>   <build>
>     <plugins>
>       <plugin>
>         <groupId>org.apache.maven.plugins</groupId>
>         <artifactId>maven-assembly-plugin</artifactId>
>         <version>2.2-beta-2</version>
>         <configuration>
>           <descriptorRefs>
>             <descriptorRef>jar-with-dependencies</descriptorRef>
>           </descriptorRefs>
>           <archive>
>             <manifest>
>               <mainClass>ning.dashboard.DashboardServer</mainClass>
>             </manifest>
>           </archive>
>         </configuration>
>         <executions>
>           <execution>
>             <id>make-assembly</id>
>             <phase>package</phase>
>             <goals>
>               <goal>attached</goal>
>             </goals>
>           </execution>
>         </executions>
>       </plugin>
>     </plugins>
>   </build>
> </project>
> fails with this error:
> [INFO] Processing DependencySet (output=)
> [INFO] ------------------------------------------------------------------------
> [ERROR] FATAL ERROR
> [INFO] ------------------------------------------------------------------------
> [INFO] version was null for log4j:log4j
> [INFO] ------------------------------------------------------------------------
> [INFO] Trace
> java.lang.NullPointerException: version was null for log4j:log4j
>         at org.apache.maven.artifact.DefaultArtifact.getBaseVersion(DefaultArtifact.java:362)
>         at org.apache.maven.artifact.DefaultArtifact.getId(DefaultArtifact.java:225)
>         at org.apache.maven.shared.artifact.filter.ScopeArtifactFilter.include(ScopeArtifactFilter.java:142)
>         at org.apache.maven.project.artifact.MavenMetadataSource.createArtifacts(MavenMetadataSource.java:345)
>         at org.apache.maven.plugin.assembly.artifact.DefaultDependencyResolver.resolveDependencies(DefaultDependencyResolver.java:123)
>         at org.apache.maven.plugin.assembly.archive.task.AddDependencySetsTask.resolveDependencyArtifacts(AddDependencySetsTask.java:205)
>         at org.apache.maven.plugin.assembly.archive.task.AddDependencySetsTask.addDependencySet(AddDependencySetsTask.java:132)
>         at org.apache.maven.plugin.assembly.archive.task.AddDependencySetsTask.execute(AddDependencySetsTask.java:116)
>         at org.apache.maven.plugin.assembly.archive.phase.DependencySetAssemblyPhase.execute(DependencySetAssemblyPhase.java:74)
>         at org.apache.maven.plugin.assembly.archive.DefaultAssemblyArchiver.createArchive(DefaultAssemblyArchiver.java:129)
>         at org.apache.maven.plugin.assembly.mojos.AbstractAssemblyMojo.execute(AbstractAssemblyMojo.java:322)
>         at org.apache.maven.plugin.DefaultPluginManager.executeMojo(DefaultPluginManager.java:447)
>         at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(DefaultLifecycleExecutor.java:539)
>         at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalWithLifecycle(DefaultLifecycleExecutor.java:480)
>         at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoal(DefaultLifecycleExecutor.java:459)
>         at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalAndHandleFailures(DefaultLifecycleExecutor.java:311)
>         at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeTaskSegments(DefaultLifecycleExecutor.java:278)
>         at org.apache.maven.lifecycle.DefaultLifecycleExecutor.execute(DefaultLifecycleExecutor.java:143)
>         at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:333)
>         at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:126)
>         at org.apache.maven.cli.MavenCli.main(MavenCli.java:282)
>         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:597)
>         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)
> As far as I can see in the code, the problem is twofold:
> * the DefaultArtifact does not set a recommended version even though there is a single version for the artifact (the version is not only recommended but forced)
> * the assembly plugin does not handle the forced version properly

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[jira] Work started: (MASSEMBLY-306) Dependency resolution fails with an NPE for a provided dependency with a fixed version

Posted by "John Casey (JIRA)" <ji...@codehaus.org>.
     [ http://jira.codehaus.org/browse/MASSEMBLY-306?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Work on MASSEMBLY-306 started by John Casey.

> Dependency resolution fails with an NPE for a provided dependency with a fixed version
> --------------------------------------------------------------------------------------
>
>                 Key: MASSEMBLY-306
>                 URL: http://jira.codehaus.org/browse/MASSEMBLY-306
>             Project: Maven 2.x Assembly Plugin
>          Issue Type: Bug
>    Affects Versions: 2.2-beta-2
>         Environment: Maven 2.0.8, Java 1.6.0_03-b05
>            Reporter: Thomas Dudziak
>            Assignee: John Casey
>            Priority: Critical
>             Fix For: 2.2-beta-3
>
>   Original Estimate: 0 minutes
>  Remaining Estimate: 0 minutes
>
> A POM like this:
> <?xml version="1.0" encoding="UTF-8"?><project>
>   <modelVersion>4.0.0</modelVersion>
>   <groupId>maven-test</groupId>
>   <artifactId>maven-test</artifactId>
>   <name>maven-test</name>
>   <version>1.0-SNAPSHOT</version>
>   <url>http://maven.apache.org</url>
>   <dependencies>
>     <dependency>
>       <groupId>log4j</groupId>
>       <artifactId>log4j</artifactId>
>       <version>[1.2.13]</version>
>       <scope>provided</scope>
>     </dependency>
>   </dependencies>
>   <build>
>     <plugins>
>       <plugin>
>         <groupId>org.apache.maven.plugins</groupId>
>         <artifactId>maven-assembly-plugin</artifactId>
>         <version>2.2-beta-2</version>
>         <configuration>
>           <descriptorRefs>
>             <descriptorRef>jar-with-dependencies</descriptorRef>
>           </descriptorRefs>
>           <archive>
>             <manifest>
>               <mainClass>ning.dashboard.DashboardServer</mainClass>
>             </manifest>
>           </archive>
>         </configuration>
>         <executions>
>           <execution>
>             <id>make-assembly</id>
>             <phase>package</phase>
>             <goals>
>               <goal>attached</goal>
>             </goals>
>           </execution>
>         </executions>
>       </plugin>
>     </plugins>
>   </build>
> </project>
> fails with this error:
> [INFO] Processing DependencySet (output=)
> [INFO] ------------------------------------------------------------------------
> [ERROR] FATAL ERROR
> [INFO] ------------------------------------------------------------------------
> [INFO] version was null for log4j:log4j
> [INFO] ------------------------------------------------------------------------
> [INFO] Trace
> java.lang.NullPointerException: version was null for log4j:log4j
>         at org.apache.maven.artifact.DefaultArtifact.getBaseVersion(DefaultArtifact.java:362)
>         at org.apache.maven.artifact.DefaultArtifact.getId(DefaultArtifact.java:225)
>         at org.apache.maven.shared.artifact.filter.ScopeArtifactFilter.include(ScopeArtifactFilter.java:142)
>         at org.apache.maven.project.artifact.MavenMetadataSource.createArtifacts(MavenMetadataSource.java:345)
>         at org.apache.maven.plugin.assembly.artifact.DefaultDependencyResolver.resolveDependencies(DefaultDependencyResolver.java:123)
>         at org.apache.maven.plugin.assembly.archive.task.AddDependencySetsTask.resolveDependencyArtifacts(AddDependencySetsTask.java:205)
>         at org.apache.maven.plugin.assembly.archive.task.AddDependencySetsTask.addDependencySet(AddDependencySetsTask.java:132)
>         at org.apache.maven.plugin.assembly.archive.task.AddDependencySetsTask.execute(AddDependencySetsTask.java:116)
>         at org.apache.maven.plugin.assembly.archive.phase.DependencySetAssemblyPhase.execute(DependencySetAssemblyPhase.java:74)
>         at org.apache.maven.plugin.assembly.archive.DefaultAssemblyArchiver.createArchive(DefaultAssemblyArchiver.java:129)
>         at org.apache.maven.plugin.assembly.mojos.AbstractAssemblyMojo.execute(AbstractAssemblyMojo.java:322)
>         at org.apache.maven.plugin.DefaultPluginManager.executeMojo(DefaultPluginManager.java:447)
>         at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(DefaultLifecycleExecutor.java:539)
>         at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalWithLifecycle(DefaultLifecycleExecutor.java:480)
>         at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoal(DefaultLifecycleExecutor.java:459)
>         at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalAndHandleFailures(DefaultLifecycleExecutor.java:311)
>         at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeTaskSegments(DefaultLifecycleExecutor.java:278)
>         at org.apache.maven.lifecycle.DefaultLifecycleExecutor.execute(DefaultLifecycleExecutor.java:143)
>         at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:333)
>         at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:126)
>         at org.apache.maven.cli.MavenCli.main(MavenCli.java:282)
>         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:597)
>         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)
> As far as I can see in the code, the problem is twofold:
> * the DefaultArtifact does not set a recommended version even though there is a single version for the artifact (the version is not only recommended but forced)
> * the assembly plugin does not handle the forced version properly

-- 
This message is automatically generated by JIRA.
-
If you think it was sent incorrectly contact one of the administrators: http://jira.codehaus.org/secure/Administrators.jspa
-
For more information on JIRA, see: http://www.atlassian.com/software/jira

        

[jira] Updated: (MASSEMBLY-306) Dependency resolution fails with an NPE for a provided dependency with a fixed version

Posted by "John Casey (JIRA)" <ji...@codehaus.org>.
     [ http://jira.codehaus.org/browse/MASSEMBLY-306?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

John Casey updated MASSEMBLY-306:
---------------------------------

              Assignee: John Casey
    Remaining Estimate: 0 minutes
     Original Estimate: 0 minutes

> Dependency resolution fails with an NPE for a provided dependency with a fixed version
> --------------------------------------------------------------------------------------
>
>                 Key: MASSEMBLY-306
>                 URL: http://jira.codehaus.org/browse/MASSEMBLY-306
>             Project: Maven 2.x Assembly Plugin
>          Issue Type: Bug
>    Affects Versions: 2.2-beta-2
>         Environment: Maven 2.0.8, Java 1.6.0_03-b05
>            Reporter: Thomas Dudziak
>            Assignee: John Casey
>            Priority: Critical
>             Fix For: 2.2-beta-3
>
>   Original Estimate: 0 minutes
>  Remaining Estimate: 0 minutes
>
> A POM like this:
> <?xml version="1.0" encoding="UTF-8"?><project>
>   <modelVersion>4.0.0</modelVersion>
>   <groupId>maven-test</groupId>
>   <artifactId>maven-test</artifactId>
>   <name>maven-test</name>
>   <version>1.0-SNAPSHOT</version>
>   <url>http://maven.apache.org</url>
>   <dependencies>
>     <dependency>
>       <groupId>log4j</groupId>
>       <artifactId>log4j</artifactId>
>       <version>[1.2.13]</version>
>       <scope>provided</scope>
>     </dependency>
>   </dependencies>
>   <build>
>     <plugins>
>       <plugin>
>         <groupId>org.apache.maven.plugins</groupId>
>         <artifactId>maven-assembly-plugin</artifactId>
>         <version>2.2-beta-2</version>
>         <configuration>
>           <descriptorRefs>
>             <descriptorRef>jar-with-dependencies</descriptorRef>
>           </descriptorRefs>
>           <archive>
>             <manifest>
>               <mainClass>ning.dashboard.DashboardServer</mainClass>
>             </manifest>
>           </archive>
>         </configuration>
>         <executions>
>           <execution>
>             <id>make-assembly</id>
>             <phase>package</phase>
>             <goals>
>               <goal>attached</goal>
>             </goals>
>           </execution>
>         </executions>
>       </plugin>
>     </plugins>
>   </build>
> </project>
> fails with this error:
> [INFO] Processing DependencySet (output=)
> [INFO] ------------------------------------------------------------------------
> [ERROR] FATAL ERROR
> [INFO] ------------------------------------------------------------------------
> [INFO] version was null for log4j:log4j
> [INFO] ------------------------------------------------------------------------
> [INFO] Trace
> java.lang.NullPointerException: version was null for log4j:log4j
>         at org.apache.maven.artifact.DefaultArtifact.getBaseVersion(DefaultArtifact.java:362)
>         at org.apache.maven.artifact.DefaultArtifact.getId(DefaultArtifact.java:225)
>         at org.apache.maven.shared.artifact.filter.ScopeArtifactFilter.include(ScopeArtifactFilter.java:142)
>         at org.apache.maven.project.artifact.MavenMetadataSource.createArtifacts(MavenMetadataSource.java:345)
>         at org.apache.maven.plugin.assembly.artifact.DefaultDependencyResolver.resolveDependencies(DefaultDependencyResolver.java:123)
>         at org.apache.maven.plugin.assembly.archive.task.AddDependencySetsTask.resolveDependencyArtifacts(AddDependencySetsTask.java:205)
>         at org.apache.maven.plugin.assembly.archive.task.AddDependencySetsTask.addDependencySet(AddDependencySetsTask.java:132)
>         at org.apache.maven.plugin.assembly.archive.task.AddDependencySetsTask.execute(AddDependencySetsTask.java:116)
>         at org.apache.maven.plugin.assembly.archive.phase.DependencySetAssemblyPhase.execute(DependencySetAssemblyPhase.java:74)
>         at org.apache.maven.plugin.assembly.archive.DefaultAssemblyArchiver.createArchive(DefaultAssemblyArchiver.java:129)
>         at org.apache.maven.plugin.assembly.mojos.AbstractAssemblyMojo.execute(AbstractAssemblyMojo.java:322)
>         at org.apache.maven.plugin.DefaultPluginManager.executeMojo(DefaultPluginManager.java:447)
>         at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(DefaultLifecycleExecutor.java:539)
>         at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalWithLifecycle(DefaultLifecycleExecutor.java:480)
>         at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoal(DefaultLifecycleExecutor.java:459)
>         at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalAndHandleFailures(DefaultLifecycleExecutor.java:311)
>         at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeTaskSegments(DefaultLifecycleExecutor.java:278)
>         at org.apache.maven.lifecycle.DefaultLifecycleExecutor.execute(DefaultLifecycleExecutor.java:143)
>         at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:333)
>         at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:126)
>         at org.apache.maven.cli.MavenCli.main(MavenCli.java:282)
>         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:597)
>         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)
> As far as I can see in the code, the problem is twofold:
> * the DefaultArtifact does not set a recommended version even though there is a single version for the artifact (the version is not only recommended but forced)
> * the assembly plugin does not handle the forced version properly

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-
If you think it was sent incorrectly contact one of the administrators: http://jira.codehaus.org/secure/Administrators.jspa
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