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https://issues.apache.org/jira/browse/MAHOUT-1488?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Saleem Ansari updated MAHOUT-1488:
----------------------------------
Attachment: error.txt
Full error of the issue.
> DisplaySpectralKMeans fails: examples/output/clusteredPoints/part-m-00000
> does not exist.
> -----------------------------------------------------------------------------------------
>
> Key: MAHOUT-1488
> URL: https://issues.apache.org/jira/browse/MAHOUT-1488
> Project: Mahout
> Issue Type: Bug
> Components: Examples
> Affects Versions: 1.0
> Reporter: Saleem Ansari
> Labels: patch
> Attachments:
> 0001-MAHOUT-1488-Fix-DisplaySpectralKMeans-failure.patch, error.txt
>
> Original Estimate: 24h
> Remaining Estimate: 24h
>
> Running the DisplaySpectralKMeans class fails with following error, at the
> GUI display step:
> Exception in thread "AWT-EventQueue-0" java.lang.IllegalStateException:
> output/clusteredPoints/part-m-00000
> at
> org.apache.mahout.common.iterator.sequencefile.SequenceFileIterable.iterator(SequenceFileIterable.java:63)
> at
> org.apache.mahout.clustering.display.DisplayClustering.plotClusteredSampleData(DisplayClustering.java:203)
> at
> org.apache.mahout.clustering.display.DisplaySpectralKMeans.paint(DisplaySpectralKMeans.java:86)
> at sun.awt.RepaintArea.paintComponent(RepaintArea.java:264)
> at sun.awt.X11.XRepaintArea.paintComponent(XRepaintArea.java:73)
> at sun.awt.RepaintArea.paint(RepaintArea.java:240)
> at sun.awt.X11.XComponentPeer.handleEvent(XComponentPeer.java:591)
> at java.awt.Component.dispatchEventImpl(Component.java:4937)
> at java.awt.Container.dispatchEventImpl(Container.java:2287)
> at java.awt.Window.dispatchEventImpl(Window.java:2719)
> at java.awt.Component.dispatchEvent(Component.java:4687)
> at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:735)
> at java.awt.EventQueue.access$200(EventQueue.java:103)
> at java.awt.EventQueue$3.run(EventQueue.java:694)
> at java.awt.EventQueue$3.run(EventQueue.java:692)
> at java.security.AccessController.doPrivileged(Native Method)
> at
> java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
> at
> java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:87)
> at java.awt.EventQueue$4.run(EventQueue.java:708)
> at java.awt.EventQueue$4.run(EventQueue.java:706)
> at java.security.AccessController.doPrivileged(Native Method)
> at
> java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
> at java.awt.EventQueue.dispatchEvent(EventQueue.java:705)
> at
> java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:242)
> at
> java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:161)
> at
> java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:150)
> at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:146)
> at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:138)
> at java.awt.EventDispatchThread.run(EventDispatchThread.java:91)
> Caused by: java.io.FileNotFoundException: File
> file:/home/saleem/work/learn/external/mahout/examples/output/clusteredPoints/part-m-00000
> does not exist.
> at
> org.apache.hadoop.fs.RawLocalFileSystem.getFileStatus(RawLocalFileSystem.java:402)
> at
> org.apache.hadoop.fs.FilterFileSystem.getFileStatus(FilterFileSystem.java:255)
> at org.apache.hadoop.fs.FileSystem.getLength(FileSystem.java:816)
> at
> org.apache.hadoop.io.SequenceFile$Reader.<init>(SequenceFile.java:1479)
> at
> org.apache.hadoop.io.SequenceFile$Reader.<init>(SequenceFile.java:1474)
> at
> org.apache.mahout.common.iterator.sequencefile.SequenceFileIterator.<init>(SequenceFileIterator.java:63)
> at
> org.apache.mahout.common.iterator.sequencefile.SequenceFileIterable.iterator(SequenceFileIterable.java:61)
> ... 28 more
> This is because SpectralKMeansDriver writes clustered points to
> output/kmeans_out/clusteredPoints/part-m-00000
> But DisplaySpectralKMeans is looking at:
> output/clusteredPoints/part-m-00000
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