customer link don't work

Hello all
1- Am using open cart v 2.2.0.0 I cannot access to customer window the link don't work. What I can do?
2- my site send email when new costumer registr but I cannot send any mail from marketing email the link of send button don't do any think.

Thank You

Please check the setting of your site & confirm that you have place the customer email at right place.