This workflow demos how a file can be upload to the KNIME Server and send via EMail. There are multiple sanity checks included. If no file was uploaded the user is asked to go back. If the sending of email fail another error message is shown. If everything works as expected a success message is output.
This is a companion discussion topic for the original entry at https://kni.me/w/0JL8dzaB8UmDcEdQ