11:29:39.290 [AWT-EventQueue-0] ERROR net.sf.jabref.gui.BasePanel - runCommand error: null
java.lang.UnsupportedOperationException: null
	at sun.nio.fs.WindowsFileSystemProvider.readAttributes(Unknown Source) ~[?:1.8.0_102]
	at java.nio.file.Files.readAttributes(Unknown Source) ~[?:1.8.0_102]
	at java.nio.file.Files.getPosixFilePermissions(Unknown Source) ~[?:1.8.0_102]
	at net.sf.jabref.logic.exporter.FileSaveSession.commit(FileSaveSession.java:93) ~[JabRef-3.8-dev--snapshot--2016-11-18--master--4932a8c.jar:?]
	at net.sf.jabref.gui.exporter.SaveDatabaseAction.saveDatabase(SaveDatabaseAction.java:256) ~[JabRef-3.8-dev--snapshot--2016-11-18--master--4932a8c.jar:?]
	at net.sf.jabref.gui.exporter.SaveDatabaseAction.run(SaveDatabaseAction.java:146) ~[JabRef-3.8-dev--snapshot--2016-11-18--master--4932a8c.jar:?]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_102]
	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_102]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_102]
	at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_102]
	at spin.Invocation.evaluate(Invocation.java:175) ~[JabRef-3.8-dev--snapshot--2016-11-18--master--4932a8c.jar:?]
	at spin.off.SpinOffEvaluator$1.run(SpinOffEvaluator.java:108) ~[JabRef-3.8-dev--snapshot--2016-11-18--master--4932a8c.jar:?]
	at java.lang.Thread.run(Unknown Source) ~[?:1.8.0_102]