see attached java file

Annotation: An error occurred during parsing of
'/home/tim/projects/netbeans/trunk/tasklist/usertasks/src/org/netbeans/modules/tasklist/usertasks/UserTaskViewNode.java'.
Please report a bug against java/source and attach dump file
'/home/tim/.netbeans/dev/var/log/UserTaskViewNode.dump'.
Annotation: An error occurred during parsing of
'/home/tim/projects/netbeans/trunk/tasklist/usertasks/src/org/netbeans/modules/tasklist/usertasks/UserTaskViewNode.java'.
Please report a bug against java/source and attach dump file
'/home/tim/.netbeans/dev/var/log/UserTaskViewNode.dump'.
java.lang.NullPointerException
	at com.sun.tools.javac.code.Types.rank(Types.java:2140)
	at com.sun.tools.javac.code.Symbol$ClassSymbol.precedes(Symbol.java:750)
	at com.sun.tools.javac.code.Types.insert(Types.java:2268)
	at com.sun.tools.javac.code.Types.closure(Types.java:2252)
	at com.sun.tools.javac.comp.Check.checkImplementations(Check.java:1529)
	at com.sun.tools.javac.comp.Check.checkImplementations(Check.java:1521)
	at com.sun.tools.javac.comp.Attr.attribClassBody(Attr.java:2697)
	at com.sun.tools.javac.comp.Attr.attribClass(Attr.java:2632)
	at com.sun.tools.javac.comp.Attr.attribClass(Attr.java:2565)
	at com.sun.tools.javac.comp.Attr.visitClassDef(Attr.java:533)
	at com.sun.tools.javac.tree.JCTree$JCClassDecl.accept(JCTree.java:579)
	at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:368)
	at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:405)
	at com.sun.tools.javac.comp.Attr.visitNewClass(Attr.java:1475)
	at com.sun.tools.javac.tree.JCTree$JCNewClass.accept(JCTree.java:1261)
	at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:368)
	at com.sun.tools.javac.comp.Attr.attribExpr(Attr.java:385)
	at com.sun.tools.javac.comp.Attr.visitReturn(Attr.java:1122)
	at com.sun.tools.javac.tree.JCTree$JCReturn.accept(JCTree.java:1142)
	at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:368)
	at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:405)
	at com.sun.tools.javac.comp.Attr.attribStats(Attr.java:421)
	at com.sun.tools.javac.comp.Attr.visitBlock(Attr.java:723)
	at com.sun.tools.javac.tree.JCTree$JCBlock.accept(JCTree.java:743)
	at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:368)
	at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:405)
	at com.sun.tools.javac.comp.Attr.visitIf(Attr.java:1017)
	at com.sun.tools.javac.tree.JCTree$JCIf.accept(JCTree.java:1054)
	at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:368)
	at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:405)
	at com.sun.tools.javac.comp.Attr.attribStats(Attr.java:421)
	at com.sun.tools.javac.comp.Attr.visitBlock(Attr.java:723)
	at com.sun.tools.javac.tree.JCTree$JCBlock.accept(JCTree.java:743)
	at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:368)
	at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:405)
	at com.sun.tools.javac.comp.Attr.visitIf(Attr.java:1017)
	at com.sun.tools.javac.tree.JCTree$JCIf.accept(JCTree.java:1054)
	at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:368)
	at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:405)
	at com.sun.tools.javac.comp.Attr.visitIf(Attr.java:1019)
	at com.sun.tools.javac.tree.JCTree$JCIf.accept(JCTree.java:1054)
	at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:368)
	at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:405)
	at com.sun.tools.javac.comp.Attr.attribStats(Attr.java:421)
	at com.sun.tools.javac.comp.Attr.visitBlock(Attr.java:723)
	at com.sun.tools.javac.tree.JCTree$JCBlock.accept(JCTree.java:743)
	at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:368)
	at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:405)
	at com.sun.tools.javac.comp.Attr.visitMethodDef(Attr.java:642)
	at com.sun.tools.javac.tree.JCTree$JCMethodDecl.accept(JCTree.java:643)
	at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:368)
	at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:405)
	at com.sun.tools.javac.comp.Attr.attribClassBody(Attr.java:2701)
	at com.sun.tools.javac.comp.Attr.attribClass(Attr.java:2632)
	at com.sun.tools.javac.comp.Attr.attribClass(Attr.java:2565)
	at com.sun.tools.javac.main.JavaCompiler.attribute(JavaCompiler.java:1045)
	at com.sun.tools.javac.main.JavaCompiler.attribute(JavaCompiler.java:1021)
	at com.sun.tools.javac.api.JavacTaskImpl.analyze(JavacTaskImpl.java:427)
	at com.sun.tools.javac.api.JavacTaskImpl.analyze(JavacTaskImpl.java:407)
	at org.netbeans.api.java.source.JavaSource.moveToPhase(JavaSource.java:869)
	at org.netbeans.api.java.source.JavaSource$CompilationJob.run(JavaSource.java:1136)
	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)
[catch] at java.lang.Thread.run(Thread.java:619)
Caused by: An error occurred during parsing of
'/home/tim/projects/netbeans/trunk/tasklist/usertasks/src/org/netbeans/modules/tasklist/usertasks/UserTaskViewNode.java'.
Please report a bug against java/source and attach dump file
'/home/tim/.netbeans/dev/var/log/UserTaskViewNode.dump'.