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http://jira.codehaus.org/browse/MDEP-121?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=178966#action_178966
 ] 

Havard Bjastad commented on MDEP-121:
-------------------------------------

A year and a half has gone by...what is the status of this?

> UnsupportedOperationException on depdendency:analyze
> ----------------------------------------------------
>
>                 Key: MDEP-121
>                 URL: http://jira.codehaus.org/browse/MDEP-121
>             Project: Maven 2.x Dependency Plugin
>          Issue Type: Bug
>          Components: analyze
>    Affects Versions: 2.0
>         Environment: maven-2.0.7
> JDK 1.5.0_06
> Windows XP
>            Reporter: William Ferguson
>            Assignee: Brian Fox
>
> Executing:
> {code}
> mvn 
> org.apache.maven.plugins:maven-dependency-plugin:2.0-alpha-5-SNAPSHOT:analyze
> {code}
> on 3-DEC-2007 (ie 2.0-alpha-5-20070703.005757) produced:
> {code}
> [INFO] snapshot org.codehaus.plexus:plexus-archiver:1.0-alpha-9-SNAPSHOT: 
> checking for updates from snapshot
> [INFO] snapshot 
> org.apache.maven.shared:maven-dependency-analyzer:1.0-alpha-3-SNAPSHOT: 
> checking for updates from snapshot
> [INFO] [dependency:analyze]
> [INFO] Used undeclared dependencies:
> [WARNING]    commons-logging:commons-logging:jar:1.0:compile
> [INFO] Unused declared dependencies:
> [INFO] 
> ------------------------------------------------------------------------
> [ERROR] FATAL ERROR
> [INFO] 
> ------------------------------------------------------------------------
> [INFO] null
> [INFO] 
> ------------------------------------------------------------------------
> [INFO] Trace
> java.lang.UnsupportedOperationException
>         at 
> java.util.Collections$UnmodifiableCollection$1.remove(Collections.java:1012)
>         at 
> org.apache.maven.plugin.dependency.AnalyzeMojo.checkDependencies(AnalyzeMojo.java:213)
>         at 
> org.apache.maven.plugin.dependency.AnalyzeMojo.execute(AnalyzeMojo.java:162)
>         at 
> org.apache.maven.plugin.DefaultPluginManager.executeMojo(DefaultPluginManager.java:443)
>         at 
> org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(DefaultLifecycleExecutor.java:539)
>         at 
> org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeStandaloneGoal(DefaultLifecycleExecutor.java:493)
>         at 
> org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoal(DefaultLifecycleExecutor.java:463)
>         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:334)
>         at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:125)
>         at org.apache.maven.cli.MavenCli.main(MavenCli.java:280)
>         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)
> [INFO] 
> ------------------------------------------------------------------------
> [INFO] Total time: 58 seconds
> [INFO] Finished at: Mon Dec 03 12:33:25 EST 2007
> [INFO] Final Memory: 14M/28M
> [INFO] 
> ------------------------------------------------------------------------
> {code}
> NB I was using the snapshot because I had just run dependency:tree
> Executing
> {code}
> mvn org.apache.maven.plugins:maven-dependency-plugin:2.0-alpha-4:analyze
> {code}
> does not cause the UnsupportedOperationException to occur.
> But the error doesn't occur in the trunk, so maybe time to release a new 
> snapshot or even a new release?

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