java.lang.AssertionError: FileName: /Users/holger/Development/ObTiMA/trunk/src/org/obtima/ext/siop/ui/action@3b6f0da4 fo: MasterFileObject[/Users/holger/Development/ObTiMA/trunk/src/org/obtima/ext/siop/ui/action@147f4d30:37ecb197,valid=true]
   at org.netbeans.modules.masterfs.filebasedfs.fileobjects.FolderObj.getChildren(FolderObj.java:150)
   at org.netbeans.modules.parsing.impl.indexing.FileObjectCrawler.collect(FileObjectCrawler.java:179)
   at org.netbeans.modules.parsing.impl.indexing.FileObjectCrawler.collect(FileObjectCrawler.java:179)
   at org.netbeans.modules.parsing.impl.indexing.FileObjectCrawler.collect(FileObjectCrawler.java:179)
   at org.netbeans.modules.parsing.impl.indexing.FileObjectCrawler.collect(FileObjectCrawler.java:179)
   at org.netbeans.modules.parsing.impl.indexing.FileObjectCrawler.collect(FileObjectCrawler.java:179)
   at org.netbeans.modules.parsing.impl.indexing.FileObjectCrawler.collectResources(FileObjectCrawler.java:123)
   at org.netbeans.modules.parsing.impl.indexing.Crawler.init(Crawler.java:132)
   at org.netbeans.modules.parsing.impl.indexing.Crawler.getResources(Crawler.java:78)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work.scanFiles(RepositoryUpdater.java:1992)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$FileListWork.getDone(RepositoryUpdater.java:2182)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work.doTheWork(RepositoryUpdater.java:2049)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task._run(RepositoryUpdater.java:3649)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task.run(RepositoryUpdater.java:3589)
   at org.netbeans.modules.parsing.impl.TaskProcessor$CompilationJob.run(TaskProcessor.java:595)
   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$Worker.runTask(ThreadPoolExecutor.java:886)
   at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
   at java.lang.Thread.run(Thread.java:680)