308 - ANS4503E Valid password not available for server ...?

The access to a ISP server is always password protected, but in some cases the end user is not even aware of it, because the password is encrypted in a file at his computer.
Now the above error message occurs if this file is missing or contains a wrong password. As an end user you cannot do anything in this case; you inform your local administrator about the error.
The local administrator can store the password again. This is done by a simple connection to the server, e.g. by a

dsmc query mgmt