Thank you so much for responding, here's the info requested.

Zen Cart Version: Zen Cart 1.3.8a
PHP Version 4.3.11
Mysql Version: 5.0.18

I don't have any addons installed

Log File: http://www.wareyoufitin.com/shop/ipn...98063_gMvR.zip

Main Errors

May 26 2009 21:21 -- IPN FATAL ERROR :: Could not find stored session in DB, cannot re-create session as PayPal IPN transaction.

May 26 2009 21:21 -- IPN FATAL ERROR :: No saved IPN session data available. Must be an Express Checkout or Direct Pay transaction.

Hashes---

May 26 2009 21:21 -- IPN FATAL ERROR :: Could not establish fsockopen.
Host Details = http://proxy.shr.secureserver.net:3128 (0) Success

http://www.paypal.com/cgi-bin/webscr
Trying again without SSL ...

May 26 2009 21:21 -- IPN FATAL ERROR :: Could not establish fsockopen.
Host Details = http://proxy.shr.secureserver.net:80 (0) Success

http://www.paypal.com/cgi-bin/webscr
Trying again without specified protocol ...

May 26 2009 21:21 -- IPN FATAL ERROR :: Could not establish fsockopen.
Host Details = proxy.shr.secureserver.net:80 (110) Connection timed out

www.paypal.com/cgi-bin/webscr

I would appreciate anyones help cause I need to get this resolved asap!