If the topic failed to publish, the most likely causes are:
You can check the settings by manually using an FTP command client
to login to the server, using a series of entries which might look
like this (on Windows):
Connected to pages.caver.co.uk.
220-Welcome to Caver Homepages
220 pages.caver.co.uk FTP server ready.
User (homepages.demon.co.uk:(none)): fred
331 Password required for fred.
230-User fred logged in. Access restrictions apply.
ftp> cd test
250 CWD command successful.
Here, pages.caver.co.uk is the server
name, fred is the user name, ******** represents the password typed
in, and test is the directory path.