Sure. Start here:
Before posting, please read how to report bug or request support effectively.
Bug reports without an attached log file are usually useless.
winscp.com /command "open ftp://anonymous:firstname.lastname@example.org/" "exit"
winscp.com /command "open ftp://anonymous:email@example.com@ftp.scene.org:1234/" "exit"
Connecting to ftp.scene.org:1234 ...
No connection could be made because the target machine actively refused it.