Could not connect to 'hostname'.

Make sure that the hostname is a valid host name. Check the Log window for a detailed reason why the connection is failed.

Unable to initialize WinSock DLL. Make sure that your WinSock is compatible with version 1.1.

This error might happen when your computer has no LAN interface and/or the network driver or TCP/IP module have not been installed. Check if the Internet connection is working properly.

Could not find the Xftp installation information in the registry. Make sure that the Xftp is installed.

The Xftp was not installed successfully, or the registry information was corrupted. Reinstall the Xftp.

Failed to create user data folder 'folder'.

You may not have the permission to create a file in the folder, or the disk space may not be enough.

Remote server does not support SSH2 protocol.

The remote server may support only SSH1 protocol. SSH2 protocol is needed for the connection to the remote server via SFTP protocol.

Failed to compress or decompress outgoing packets.

This message is displayed when a network error occurs or a hostile attacker modifies network data. Try after turning off the zlib compression option in the session properties.

The server sent an unexpected packet. (expected XXX, got YYY)

This error occurs when the received packet is not valid or not supported by the current Xftp version. For further assistance, send the error message to our support team.

The server sent an invalid host key.

The host key of the remote server is invalid or has been corrupted. Make sure that the host key is installed correctly in the SSH server.

The MAC (Message Authentication Code) of a packet is incorrect.

This message is displayed when a hostile attacker tries to modify network data. Try chaning the encryption algorithm to a different one.

The padding size of a packet is incorrect.

The packet has been corrupted during transmission. If the problem persists, there may be an internal error in the SSH client or server.

No matching Cipher, MAC, or Compression algorithm found.

The SSH server does not support the algorithms you have selected in the session property. Try using a different algorithm.

The server rejected the session key.

This may be due to a protocol error in the SSH client or server. You should contact the vendor of each program.

The server sent a bad RSA challenge.

This may be due to a protocol error in the SSH client or server. You should contact the vendor of each program.

The server sent a disconnect packet. Reason of the problem. (Code: XXX)

This may be caused by many reasons. There may be too many connections to the SSH server, or you entered an illegal user name. The exact reason follows after the message.

The server rejected a request for user authentication service.

The SSH server does not support user authentication. Check if the SSH server configuration on the remote server is set correctly.

Failed to create a folder: 'folder'

You may not have the permission to create a file in the folder, or the disk space may not be enough.

Failed to create a shortcut.

You may not have the permission to create a shortcut in the folder, or the disk space may not be enough.

Failed to initialize OLE.

Your MS Windows system does not work normally.

Failed to open clipboard.

Your MS Windows system does not work normally.

Failed to delete clipboard.

Your MS Windows system does not work normally.

Failed to set the data on clipboard.

Your MS Windows system does not work normally.

Failed to authenticate FTP user. Would you like to retry again?

The remote computer rejected you to login after the user authentication. Confirm your username and password.

'xxx' session already exists. Try another session name.

This error occurs when the session name for a new session already exists. Use a different session name.

Could not transfer the requested file. The file is already ready or being transferred.

This error occurs when you request a file transfer, but the file is already in "ready" state or "being transferred" state. Try again after canceling the ongoing file transfer.

Could not change the file 'filename'. The file already exists. Try another file name.

A file with same name exists on the remote computer. Use a different name.

Could not save the session.

You may not have the permission to create a file in the folder, or the disk space may not be enough.

Could not rename the file 'filename'. The FTP server rejected.

You may not have the "write" permission on the remote host. Refer to the log message for more details.

Could not create the folder 'foldername'. The FTP server rejected.

You may not have the "write" permission on the remote host. Refer to the log message for more details.

Could not create the log file.

You may not have the permission to create a file in the folder, or the disk space may not be enough.

Could not display the local folder.

You may not have the permission to view the folder on your local Windows system.

Could not display the remote folder.

You may not have the "read" permission on the remote host. Refer to the log message for more details.

500 Internal Server Error

Internal Server Error

The server encountered an internal error or misconfiguration and was unable to complete your request.

Please contact the server administrator at webmaster@systemmanager.forsenergy.ru to inform them of the time this error occurred, and the actions you performed just before this error.

More information about this error may be available in the server error log.

Additionally, a 500 Internal Server Error error was encountered while trying to use an ErrorDocument to handle the request.