java.lang.OutOfMemoryError: GC overhead limit exceeded
   at java.lang.String.substring(String.java:1877)
   at java.io.File.getName(File.java:456)
   at java.io.UnixFileSystem.getBooleanAttributes(UnixFileSystem.java:243)
   at java.io.File.exists(File.java:813)
   at org.netbeans.modules.maven.indexer.NexusRepositoryIndexerImpl.loadIndexingContext2(NexusRepositoryIndexerImpl.java:365)
   at org.netbeans.modules.maven.indexer.NexusRepositoryIndexerImpl.access$700(NexusRepositoryIndexerImpl.java:119)
   at org.netbeans.modules.maven.indexer.NexusRepositoryIndexerImpl$7.run(NexusRepositoryIndexerImpl.java:863)
   at org.netbeans.modules.maven.indexer.NexusRepositoryIndexerImpl$7.run(NexusRepositoryIndexerImpl.java:860)
   at org.openide.util.Mutex.writeAccess(Mutex.java:404)
   at org.netbeans.modules.maven.indexer.NexusRepositoryIndexerImpl.iterate(NexusRepositoryIndexerImpl.java:860)
   at org.netbeans.modules.maven.indexer.NexusRepositoryIndexerImpl.filterGroupIds(NexusRepositoryIndexerImpl.java:907)
   at org.netbeans.modules.maven.indexer.NexusRepositoryIndexerImpl.filterGroupIds(NexusRepositoryIndexerImpl.java:898)
   at org.netbeans.modules.maven.indexer.NexusRepositoryIndexerImpl.getGroups(NexusRepositoryIndexerImpl.java:834)
   at org.netbeans.modules.maven.indexer.api.RepositoryQueries.getGroupsResult(RepositoryQueries.java:284)
   at org.netbeans.modules.maven.repository.GroupListChildren.createKeys(GroupListChildren.java:96)
   at org.openide.nodes.AsynchChildren.run(AsynchChildren.java:209)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1423)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2033)