HP Integrity NonStop H-Series - Manual (Page 169)

Recovery
Determine whether the FTPGM points to a valid FTP object; that is, determine whether
•
The object is present at the given location,
•
The object has a proper file code (100)
•
The user under whose ID the process is running has execute permission for the object file
Correct any error, and restart the application.
406 Fail to open communication with FTP client
Cause
The application program using the FTP API cannot communicate with the FTP Client Process.
Effect
All subsequent FTP API calls fail.
Recovery
Restart the application.
407 Fail to send start up message to FTP client
Cause
The application using the FTP API is unable to contact the FTP Client Process.
Effect
All subsequent FTP API fail.
Recovery
Restart the application.
408 Wrong version of FTP client. Does not match with this API
Cause
The application using the FTP API attempted to use the wrong version of the FTP Client.
Effect
The FTP client process is stopped and all subsequent API calls using that handle fail, returning
the error ILLEGAL_HANDLE.
Recovery
Make sure that the FTPPGM point to the correct version of FTP. Then, restart the application.
409 FTP handle used is invalid
Cause
The FTP connection table does not contain the handle.
Effect
The current API call and all subsequent calls fail.
Recovery
Restart the application.
411 Already connected
Cause
The application program using the FTP API is already connected.
Effect
The new connection request is not processed.
Recovery
Close the existing connection and attempt to connect again.
412 File not found
FTP API Error Messages 169