java.lang.IllegalArgumentException: Duplicate in children list: D:/Users/Tomek/Moje dokumenty/NetBeansProjects/echo-sport-1.x/view/echo/userfiles/doc_images/_big/image-58.jpg
Children: [MasterFileObject[D:\Users\Tomek\Moje dokumenty\NetBeansProjects\echo-sport-1.x\view\echo\userfiles\doc_images\_big\image-10.jpg@1c15cd0:14cdeb0,valid=true], MasterFileObject[D:\Users\Tomek\Moje dokumenty\NetBeansProjects\echo-sport-1.x\view\echo\userfiles\doc_images\_big\image-100.jpg@1b463c4:1da7e1b,valid=true], MasterFileObject[D:\Users\Tomek\Moje dokumenty\NetBeansProjects\echo-sport-1.x\view\echo\userfiles\doc_images\_big\image-101.jpg@209f2:190f782,valid=true], MasterFileObject[D:\Users\Tomek\Moje dokumenty\NetBeansProjects\echo-sport-1.x\view\echo\userfiles\doc_images\_big\image-102.jpg@1db0da5:b6377c,valid=true], MasterFileObject[D:\Users\Tomek\Moje dokumenty\NetBeansProjects\echo-sport-1.x\view\echo\userfiles\doc_images\_big\image-11.jpg@5ce11a:12c5383,valid=true], MasterFileObject[D:\Users\Tomek\Moje dokumenty\NetBean
   at org.openide.filesystems.Ordering.getOrder(Ordering.java:98)
   at org.openide.filesystems.FileUtil.getOrder(FileUtil.java:2044)
   at org.openide.loaders.FolderList.carefullySort(FolderList.java:640)
   at org.openide.loaders.FolderList.getObjects(FolderList.java:597)
   at org.openide.loaders.FolderList.access$200(FolderList.java:74)
   at org.openide.loaders.FolderList$1.run(FolderList.java:343)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1356)
   at org.openide.util.RequestProcessor$Processor.doEvaluate(RequestProcessor.java:1936)
   at org.openide.util.RequestProcessor$Task.waitFinished(RequestProcessor.java:1587)
   at org.openide.loaders.FolderList$2.run(FolderList.java:391)
Caused: org.openide.util.RequestProcessor$SlowItem: task failed due to: java.lang.IllegalArgumentException: Duplicate in children list: D:/Users/Tomek/Moje dokumenty/NetBeansProjects/echo-sport-1.x/view/echo/userfiles/doc_images/_big/image-58.jpg
Children: [MasterFileObject[D:\Users\Tomek\Moje dokumenty\NetBeansProjects\echo-sport-1.x\view\echo\userfiles\doc_images\_big\image-10.jpg@1c15cd0:14cdeb0,valid=true], MasterFileObject[D:\Users\Tomek\Moje dokumenty\NetBeansProjects\echo-sport-1.x\view\echo\userfiles\doc_images\_big\image-100.jpg@1b463c4:1da7e1b,valid=true], MasterFileObject[D:\Users\Tomek\Moje dokumenty\NetBeansProjects\echo-sport-1.x\view\echo\userfiles\doc_images\_big\image-101.jpg@209f2:190f782,valid=true], MasterFileObject[D:\Users\Tomek\Moje dokumenty\NetBeansProjects\echo-sport-1.x\view\echo\userfiles\doc_images\_big\image-102.jpg@1db0da5:b6377c,valid=true], MasterFileObject[D:\Users\Tomek\Moje dokumenty\NetBeansProjects\echo-sport-1.x\view\echo\userfiles\doc_images\_big\image-11.jpg@5ce11a:12c5383,val
   at org.openide.util.RequestProcessor$Task.schedule(RequestProcessor.java:1394)
   at org.openide.loaders.FolderList.refresh(FolderList.java:404)
   at org.openide.loaders.FolderList.fileRenamed(FolderList.java:540)
   at sun.reflect.GeneratedMethodAccessor67.invoke(GeneratedMethodAccessor67.java:0)
   at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:0)
   at java.lang.reflect.Method.invoke(Method.java:0)
   at org.openide.util.WeakListenerImpl$ProxyListener.invoke(WeakListenerImpl.java:451)
   at $Proxy1.fileRenamed(.java:0)
   at org.openide.filesystems.FCLSupport$DispatchEventWrapper.dispatchEventImpl(FCLSupport.java:148)
   at org.openide.filesystems.FCLSupport$DispatchEventWrapper.dispatchEvent(FCLSupport.java:125)
   at org.openide.filesystems.FCLSupport.dispatchEvent(FCLSupport.java:102)
   at org.openide.filesystems.FileObject$ED.dispatch(FileObject.java:1076)
   at org.openide.filesystems.EventControl.invokeDispatchers(EventControl.java:205)
   at org.openide.filesystems.EventControl.exitAtomicAction(EventControl.java:179)
   at org.openide.filesystems.EventControl.runAtomicAction(EventControl.java:124)
   at org.openide.filesystems.FileSystem.runAtomicAction(FileSystem.java:539)
   at org.openide.filesystems.FileUtil.runAtomicAction(FileUtil.java:529)
   at org.netbeans.modules.php.project.connections.RemoteClient.download(RemoteClient.java:575)
   at org.netbeans.modules.php.project.ui.actions.DownloadCommand.download(DownloadCommand.java:143)
   at org.netbeans.modules.php.project.ui.actions.DownloadCommand.invokeActionImpl(DownloadCommand.java:105)
   at org.netbeans.modules.php.project.ui.actions.DownloadCommand$1.run(DownloadCommand.java:83)
   at org.netbeans.modules.php.project.ui.actions.RemoteCommand$1.run(RemoteCommand.java:88)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1356)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:1894)