BUILD ERROR

[INFO] Scanning for projects...
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[INFO] Building Bootstrap Pom for Project Liberate
[INFO] task-segment: [clean, deploy]
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[INFO] [clean:clean]
[INFO] [site:attach-descriptor]
[INFO] [install:install]
[INFO] Installing D:\apps\apache-continuum-1.1\continuum-1.1\apps\continuum\webapp\WEB-INF\working-directory\82\pom.xml to D:\apps\build\local\com\cwi\liberate\bootstrap-pom\1.0.0-SNAPSHOT\bootstrap-pom-1.0.0-SNAPSHOT.pom
[INFO] [deploy:deploy]
altDeploymentRepository = null
[INFO] Retrieving previous build number from internal_snapshots
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[ERROR] BUILD ERROR
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[INFO] Error retrieving previous build number for artifact 'com.cwi.liberate:bootstrap-pom:pom': repository metadata for: 'snapshot com.cwi.liberate:bootstrap-pom:1.0.0-SNAPSHOT' could not be retrieved from repository: internal_snapshots due to an error: Error transferring file

Connection refused: connect
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[INFO] For more information, run Maven with the -e switch
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[INFO] Total time: 3 seconds
[INFO] Finished at: Wed Sep 10 17:10:12 BST 2008
[INFO] Final Memory: 9M/508M
[INFO] ------------------------------------------------------------------------