Caused: java.io.SyncFailedException: C:\opencv\build\java\x86\opencv-2413.jar
   at org.netbeans.modules.masterfs.filebasedfs.fileobjects.FolderObj.createData(FolderObj.java:402)
   at org.netbeans.modules.masterfs.filebasedfs.fileobjects.FolderObj.createDataImpl(FolderObj.java:349)
   at org.netbeans.modules.masterfs.filebasedfs.fileobjects.FolderObj$1.call(FolderObj.java:315)
   at org.netbeans.modules.masterfs.filebasedfs.fileobjects.FolderObj$1.call(FolderObj.java:313)
   at org.netbeans.modules.masterfs.filebasedfs.FileBasedFileSystem.runAsInconsistent(FileBasedFileSystem.java:122)
   at org.netbeans.modules.masterfs.filebasedfs.fileobjects.FolderObj.createData(FolderObj.java:318)
   at org.openide.filesystems.FileUtil.copyFileImpl(FileUtil.java:573)
   at org.openide.filesystems.FileObject.copy(FileObject.java:163)
   at org.netbeans.modules.masterfs.filebasedfs.fileobjects.BaseFileObj.copy(BaseFileObj.java:266)
   at org.openide.filesystems.FileUtil.copyFile(FileUtil.java:640)
   at org.netbeans.modules.project.ant.ui.FileChooserAccessory.copyFiles(FileChooserAccessory.java:406)
   at org.netbeans.modules.project.ant.ui.FileChooserAccessory.copyFilesIfNecessary(FileChooserAccessory.java:202)
   at org.netbeans.api.project.ant.FileChooser.getSelectedPaths(FileChooser.java:146)
   at org.netbeans.modules.java.api.common.project.ui.customizer.EditMediator$1$1.run(EditMediator.java:328)
   at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:311)
   at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:756)
   at java.awt.EventQueue.access$500(EventQueue.java:97)
   at java.awt.EventQueue$3.run(EventQueue.java:709)
   at java.awt.EventQueue$3.run(EventQueue.java:703)
   at java.security.AccessController.doPrivileged(AccessController.java:0)
   at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:76)
   at java.awt.EventQueue.dispatchEvent(EventQueue.java:726)
   at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:159)
   at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:201)
   at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116)
   at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105)
   at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
   at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)
   at java.awt.EventDispatchThread.run(EventDispatchThread.java:82)