Email delivery failure - possible auto-responder issue

We have email auto-responders setup on an account. Emails sent to that account get the following bounce back. How can we solve?

(I have changed the domain name)

From: Mail Delivery System [mailto:Mailer-Daemon@ld125.inmotionhosting.com]
Sent: 24 January 2014 03:12
To: dspence@ourdomain.com
Subject: Mail delivery failed: returning message to sender

This message was created automatically by mail delivery software.

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 |/usr/local/cpanel/bin/autorespond nblacklock@ourdomain.com
/home/purepr7/.autorespond
generated by nblacklock@ourdomain.com

The following text was generated during the delivery attempt:

------ pipe to |/usr/local/cpanel/bin/autorespond
nblacklock@ourdomain.com /home/purepr7/.autorespond
generated by nblacklock@ourdomain.com ------

[2014-01-23 19:12:11 -0800] warn [Cpanel::SafeDir::MK] mkdir
/home/purepr7/.cpanel/mailloopprotect/dspence@ourdomain.com failed:
File exists at /usr/local/cpanel/Cpanel/SafeDir/MK.pm line 169

Cpanel::SafeDir::MK::safemkdir('/home/purepr7/.cpanel/mailloopprotect/dspenc
e@ourdomain.com', 0700) called at
/usr/local/cpanel/Cpanel/MailLoopProtect.pm line 48

Cpanel::MailLoopProtect::create_delivery_event('dspence@ourdomain.com'
, 'nblacklock@ourdomain.com', 6, 28800) called at bin/autorespond line
140
[2014-01-23 19:12:11 -0800] warn [autorespond] Could not create dir
"/home/purepr7/.cpanel/mailloopprotect/dspence@ourdomain.com" at
/usr/local/cpanel/Cpanel/MailLoopProtect.pm line 50

Cpanel::MailLoopProtect::create_delivery_event('dspence@ourdomain.com'
, 'nblacklock@ourdomain.com', 6, 28800) called at bin/autorespond line
140