Hi,
Yes I can. I get the following code:
A message that you sent could not be delivered to one or more of its
recipients. This is a permanent error. The following address(es) failed:

pipe to |/home/domain/public_html/wp/wp-content/fep-email-piping.php
generated by reply@subdomain.domaind.com

The following text was generated during the delivery attempt:

—— pipe to |/home/domain/public_html/wp/wp-content/fep-email-piping.php
generated by reply@subdomain.domain.com ——