1. Install this debug logging utility: http://www.zen-cart.com/index.php?ma...roducts_id=860
2. Turn on PayPal Debug Log To File: http://www.zen-cart.com/forum/showthread.php?t=61199
3. Do a test PayPal transaction.
4. Obtain all the *.log files from your /cache/ folder, zip them, and post the zip here or give me a link where I can download the zip file.
5. Read: http://www.zen-cart.com/wiki/index.php/PayPal



