java.lang.NullPointerException
   at org.netbeans.modules.remotefs.sftp.client.SFTPLogInfo.promptPassword(SFTPLogInfo.java:157)
   at com.jcraft.jsch.UserAuthPassword.start(UserAuthPassword.java:52)
   at com.jcraft.jsch.Session.connect(Session.java:418)
   at com.jcraft.jsch.Session.connect(Session.java:149)
   at org.netbeans.modules.remotefs.sftp.client.SFTPClient.connect(SFTPClient.java:59)
   at org.netbeans.modules.remotefs.api.RemoteFileSystem.setConnected(RemoteFileSystem.java:173)
   at org.netbeans.modules.remotefs.api.RemoteFileSystem$1.run(RemoteFileSystem.java:141)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:572)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:997)