FTP.diff() has thrown a FileSystemException

We found this prefix in 2 webpages.
MapChildren (2)Typical messages (1)TraceDetailed Map
  1. org.apache.commons.vfs2.FileSystemException
    1.   at org.apache.commons.vfs2.provider.sftp.SftpFileProvider.doCreateFileSystem()
    2.   at org.apache.commons.vfs2.provider.AbstractOriginatingFileProvider.getFileSystem()
    3.   at org.apache.commons.vfs2.provider.AbstractOriginatingFileProvider.findFile()
    4.   at org.apache.commons.vfs2.provider.AbstractOriginatingFileProvider.findFile()
    5.   at org.apache.commons.vfs2.impl.DefaultFileSystemManager.resolveFile()
    6.   at org.apache.commons.vfs2.impl.DefaultFileSystemManager.resolveFile()
    7.   at starrwarr.FTP.diff()
  1. Could not connect to SFTP server at (windows -> debian 2.5 ) (Open Source Projects forum at Coderanch)

    First:2 years ago
    Last:2 years ago
  2. Could not connect to SFTP server at (windows -> debian 2.5 )

    First:2 years ago
    Last:1 year ago
    Author:phil merde
MessageNumber of crashes
Could not connect to SFTP server at "sftp://user:***@machine_ip/".2
  1. org.apache.commons.vfs2.FileSystemException
    1.   at org.apache.commons.vfs2.provider.sftp.SftpFileProvider.doCreateFileSystem()
    2.   at org.apache.commons.vfs2.provider.AbstractOriginatingFileProvider.getFileSystem()
    3.   at org.apache.commons.vfs2.provider.AbstractOriginatingFileProvider.findFile()
    4.   at org.apache.commons.vfs2.provider.AbstractOriginatingFileProvider.findFile()
    5.   at org.apache.commons.vfs2.impl.DefaultFileSystemManager.resolveFile()
    6.   at org.apache.commons.vfs2.impl.DefaultFileSystemManager.resolveFile()
    7.   at starrwarr.FTP.diff()