It sounds like you have not properly configured your web proxy in settings.xml.
http://maven.apache.org/guides/mini/guide-proxies.html

Wayne

On 3/21/08, maluri <[EMAIL PROTECTED]> wrote:
>
> Hi Brian,
> I deleted the repository folder under .m2\. But still I am facing the same
> problem. 2.0.9 is not showing under maven downloades in Apache.org site. I
> could only work with 2.0.8. I have uninstalled and installed the maven
> several times by downloading from different mirros in apache. Still doesn't
> work. It only gives me version. None of the commands working. For every
> command I try I get the below build error.
>
> Any suggestions?
>
> Thanks
> Madhu
>
>
>
> Brian E Fox wrote:
> >
> > Are you able to access http://repo1.maven.org from your desk without a
> > proxy? Try clearing your repository by deleting $HOME/.m2/repository
> > (the logs below don't show it even attempting to download, which could
> > mean bad metadata...this is fixed in 2.0.9)
> >
> > -----Original Message-----
> > From: maluri [mailto:[EMAIL PROTECTED]
> > Sent: Thursday, March 20, 2008 7:51 PM
> > To: [email protected]
> > Subject: Build Error in Maven
> >
> >
> > When I try to run any command other than mvn -v I am getting the below
> > error.
> > I have installed the maven 2.0.8 properly and everything looks good.
> > Please
> > let me know the solution.
> >
> >
> > H:\>mvn help:describe -Dplugin=help
> > [INFO] Scanning for projects...
> > [INFO] Searching repository for plugin with prefix: 'help'.
> > [INFO] org.apache.maven.plugins: checking for updates from central
> > [WARNING] repository metadata for: 'org.apache.maven.plugins' could not
> > be
> > retri
> > eved from repository: central due to an error: Error transferring file
> > [INFO] Repository 'central' will be blacklisted
> > [INFO]
> > ------------------------------------------------------------------------
> > [ERROR] BUILD ERROR
> > [INFO]
> > ------------------------------------------------------------------------
> > [INFO] The plugin 'org.apache.maven.plugins:maven-help-plugin' does not
> > exist or
> > no valid version could be found
> > [INFO]
> > ------------------------------------------------------------------------
> > [INFO] For more information, run Maven with the -e switch
> > [INFO]
> > ------------------------------------------------------------------------
> > [INFO] Total time: 21 seconds
> > [INFO] Finished at: Thu Mar 20 15:20:30 PDT 2008
> > [INFO] Final Memory: 1M/4M
> > [INFO]
> > ------------------------------------------------------------------------
> >
> > H:\>mvn help:describe -Dplugin=compiler -Dmojo=compile -Dfull
> > [INFO] Scanning for projects...
> > [INFO] Searching repository for plugin with prefix: 'help'.
> > [INFO] org.codehaus.mojo: checking for updates from central
> > [WARNING] repository metadata for: 'org.codehaus.mojo' could not be
> > retrieved fr
> > om repository: central due to an error: Error transferring file
> > [INFO] Repository 'central' will be blacklisted
> > [INFO]
> > ------------------------------------------------------------------------
> > [ERROR] BUILD ERROR
> > [INFO]
> > ------------------------------------------------------------------------
> > [INFO] The plugin 'org.apache.maven.plugins:maven-help-plugin' does not
> > exist or
> > no valid version could be found
> > [INFO]
> > ------------------------------------------------------------------------
> > [INFO] For more information, run Maven with the -e switch
> > [INFO]
> > ------------------------------------------------------------------------
> > [INFO] Total time: 21 seconds
> > [INFO] Finished at: Thu Mar 20 15:21:55 PDT 2008
> > [INFO] Final Memory: 1M/4M
> > [INFO]
> > ------------------------------------------------------------------------
> >
> > H:\>mvn -v
> > Maven version: 2.0.8
> > Java version: 1.6.0_05
> > OS name: "windows xp" version: "5.1" arch: "x86" Family: "windows"
> >
> > H:\>mvn help:describe -Dplugin=help -Dfull
> > [INFO] Scanning for projects...
> > [INFO] Searching repository for plugin with prefix: 'help'.
> > [INFO] artifact org.apache.maven.plugins:maven-help-plugin: checking for
> > updates
> > from central
> > [WARNING] repository metadata for: 'artifact
> > org.apache.maven.plugins:maven-help
> > -plugin' could not be retrieved from repository: central due to an
> > error:
> > Error
> > transferring file
> > [INFO] Repository 'central' will be blacklisted
> > [INFO]
> > ------------------------------------------------------------------------
> > [ERROR] BUILD ERROR
> > [INFO]
> > ------------------------------------------------------------------------
> > [INFO] The plugin 'org.apache.maven.plugins:maven-help-plugin' does not
> > exist or
> > no valid version could be found
> > [INFO]
> > ------------------------------------------------------------------------
> > [INFO] For more information, run Maven with the -e switch
> > [INFO]
> > ------------------------------------------------------------------------
> > [INFO] Total time: 21 seconds
> > [INFO] Finished at: Thu Mar 20 16:41:55 PDT 2008
> > [INFO] Final Memory: 1M/4M
> > [INFO]
> > ------------------------------------------------------------------------
> >
> > H:\>
> > --
> > View this message in context:
> > http://www.nabble.com/Build-Error-in-Maven-tp16191404s177p16191404.html
> > Sent from the Maven - Users mailing list archive at Nabble.com.
> >
> >
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>
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> View this message in context:
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> Sent from the Maven - Users mailing list archive at Nabble.com.
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