org.apache.commons.net.ftp.parser.ParserInitializationException: Unknown parser type: NOOP command successful
   at org.apache.commons.net.ftp.parser.DefaultFTPFileEntryParserFactory.createFileEntryParser(DefaultFTPFileEntryParserFactory.java:166)
   at org.apache.commons.net.ftp.parser.DefaultFTPFileEntryParserFactory.createFileEntryParser(DefaultFTPFileEntryParserFactory.java:95)
   at org.apache.commons.net.ftp.FTPClient.initiateListParsing(FTPClient.java:3265)
   at org.apache.commons.net.ftp.FTPClient.listFiles(FTPClient.java:2930)
   at org.apache.commons.net.ftp.FTPClient.listFiles(FTPClient.java:2977)
   at org.netbeans.modules.php.project.connections.ftp.FtpClient.preventNoOperationTimeout(FtpClient.java:660)
   at org.netbeans.modules.php.project.connections.ftp.FtpClient.keepAlive(FtpClient.java:623)
   at org.netbeans.modules.php.project.connections.ftp.FtpClient$1.run(FtpClient.java:129)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1423)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2033)