An error occurred during parsing of 'D:\School\2008-2009\Spring 2009\CSE572 - Data Mining\DataMining\src\clustering\KMeans.java'. Please report a bug against java/source and attach dump file 'C:\Users\The_N_Channel\.netbeans\6.7m3\var\log\KMeans_1.dump'.
Caused: java.lang.NullPointerException
        at com.sun.tools.javac.comp.Attr.visitSelect(Attr.java:1914)
        at com.sun.tools.javac.tree.JCTree$JCFieldAccess.accept(JCTree.java:1655)
        at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:381)
        at com.sun.tools.javac.comp.Attr.visitSelect(Attr.java:1886)
        at com.sun.tools.javac.tree.JCTree$JCFieldAccess.accept(JCTree.java:1655)
        at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:381)
        at com.sun.tools.javac.comp.Attr.attribExpr(Attr.java:398)
        at com.sun.tools.javac.comp.Attr.visitApply(Attr.java:1325)
        at com.sun.tools.javac.tree.JCTree$JCMethodInvocation.accept(JCTree.java:1299)
        at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:381)
        at com.sun.tools.javac.comp.Attr.attribExpr(Attr.java:398)
        at com.sun.tools.javac.comp.Attr.visitVarDef(Attr.java:758)
        at com.sun.tools.javac.tree.JCTree$JCVariableDecl.accept(JCTree.java:712)
        at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:381)
        at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:418)
        at com.sun.tools.javac.comp.Attr.attribStats(Attr.java:434)
        at com.sun.tools.javac.comp.Attr.visitBlock(Attr.java:790)
        at com.sun.tools.javac.tree.JCTree$JCBlock.accept(JCTree.java:768)
        at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:381)
        at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:418)
        at com.sun.tools.javac.comp.Attr.visitForLoop(Attr.java:815)
        at com.sun.tools.javac.tree.JCTree$JCForLoop.accept(JCTree.java:859)
        at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:381)
        at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:418)
        at com.sun.tools.javac.comp.Attr.attribStats(Attr.java:434)
        at com.sun.tools.javac.comp.Attr.visitBlock(Attr.java:790)
        at com.sun.tools.javac.tree.JCTree$JCBlock.accept(JCTree.java:768)
        at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:381)
        at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:418)
        at com.sun.tools.javac.comp.Attr.visitMethodDef(Attr.java:704)
        at com.sun.tools.javac.tree.JCTree$JCMethodDecl.accept(JCTree.java:656)
        at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:381)
        at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:418)
        at com.sun.tools.javac.comp.Attr.attribClassBody(Attr.java:2804)
        at com.sun.tools.javac.comp.Attr.attribClass(Attr.java:2730)
        at com.sun.tools.javac.comp.Attr.attribClass(Attr.java:2661)
        at com.sun.tools.javac.main.JavaCompiler.attribute(JavaCompiler.java:1123)
        at com.sun.tools.javac.main.JavaCompiler.attribute(JavaCompiler.java:1094)
        at com.sun.tools.javac.api.JavacTaskImpl.analyze(JavacTaskImpl.java:457)
        at com.sun.tools.javac.api.JavacTaskImpl.analyze(JavacTaskImpl.java:436)
        at org.netbeans.modules.java.source.parsing.JavacParser.moveToPhase(JavacParser.java:529)
        at org.netbeans.modules.java.source.parsing.JavacParser.getResult(JavacParser.java:379)
        at org.netbeans.modules.java.source.parsing.JavacParser.getResult(JavacParser.java:148)
        at org.netbeans.modules.parsing.impl.SourceCache.getResult(SourceCache.java:205)
        at org.netbeans.modules.parsing.impl.TaskProcessor$CompilationJob.run(TaskProcessor.java:668)
        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
        at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
        at java.util.concurrent.FutureTask.run(FutureTask.java:138)
        at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:885)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:907)
        at java.lang.Thread.run(Thread.java:619)