[
http://jira.codehaus.org/browse/MPH-70?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=212831#action_212831
]
Rich Seddon commented on MPH-70:
--------------------------------
FWIW, I just hit this on one of my machines.
I haven't had a chance to investigate (will try to do that later), but I will
can confirm that using a clean local repository fixes the issue.
> Maven Help Plugin prints an Exception Stack Trace: NoSuchMethodError on
> execution
> ---------------------------------------------------------------------------------
>
> Key: MPH-70
> URL: http://jira.codehaus.org/browse/MPH-70
> Project: Maven 2.x Help Plugin
> Issue Type: Bug
> Reporter: Tim O'Brien
> Assignee: Benjamin Bentmann
>
> I just tried to run the Help plugin
> Here is my Maven version info:
> Apache Maven 2.2.1 (r801777; 2009-08-06 14:16:01-0500)
> Java version: 1.6.0_15
> Java home: /System/Library/Frameworks/JavaVM.framework/Versions/1.6.0/Home
> Default locale: en_US, platform encoding: MacRoman
> OS name: "mac os x" version: "10.6.1" arch: "x86_64" Family: "mac"
> Here is the error output:
> ~/book$ mvn help:describe -Dplugin=scm -e
> + Error stacktraces are turned on.
> [INFO] Scanning for projects...
> [INFO] Reactor build order:
> [INFO] Maven: The Definitive Guide Example Code
> [INFO] Maven: The Definitive Guide (Parent Project)
> [INFO] Maven: The Definitive Guide (XML, HTML, PDF, and Site)
> [INFO] Searching repository for plugin with prefix: 'help'.
> [INFO]
> ------------------------------------------------------------------------
> [INFO] Building Maven: The Definitive Guide (Parent Project)
> [INFO] task-segment: [help:describe] (aggregator-style)
> [INFO]
> ------------------------------------------------------------------------
> [INFO] [help:describe {execution: default-cli}]
> [INFO]
> ------------------------------------------------------------------------
> [ERROR] BUILD FAILURE
> [INFO]
> ------------------------------------------------------------------------
> [INFO] NoSuchMethodException:
> org.apache.maven.plugins.help.HelpMojo.toLines(java.lang.String, int, int,
> int)
> [INFO]
> ------------------------------------------------------------------------
> [INFO] Trace
> org.apache.maven.BuildFailureException: NoSuchMethodException:
> org.apache.maven.plugins.help.HelpMojo.toLines(java.lang.String, int, int,
> int)
> at
> org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(DefaultLifecycleExecutor.java:715)
> at
> org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeStandaloneGoal(DefaultLifecycleExecutor.java:569)
> at
> org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoal(DefaultLifecycleExecutor.java:539)
> at
> org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalAndHandleFailures(DefaultLifecycleExecutor.java:387)
> at
> org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeTaskSegments(DefaultLifecycleExecutor.java:284)
> at
> org.apache.maven.lifecycle.DefaultLifecycleExecutor.execute(DefaultLifecycleExecutor.java:180)
> at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:328)
> at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:138)
> at org.apache.maven.cli.MavenCli.main(MavenCli.java:362)
> at
> org.apache.maven.cli.compat.CompatibleMain.main(CompatibleMain.java:60)
> 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)
> Caused by: org.apache.maven.plugin.MojoFailureException:
> NoSuchMethodException:
> org.apache.maven.plugins.help.HelpMojo.toLines(java.lang.String, int, int,
> int)
> at
> org.apache.maven.plugins.help.DescribeMojo.toLines(DescribeMojo.java:930)
> at
> org.apache.maven.plugins.help.DescribeMojo.append(DescribeMojo.java:969)
> at
> org.apache.maven.plugins.help.DescribeMojo.describePlugin(DescribeMojo.java:515)
> at
> org.apache.maven.plugins.help.DescribeMojo.execute(DescribeMojo.java:268)
> at
> org.apache.maven.plugin.DefaultPluginManager.executeMojo(DefaultPluginManager.java:490)
> at
> org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(DefaultLifecycleExecutor.java:694)
> ... 17 more
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