"2006 MySQL server has gone away" Error

Hello!

I'm getting a

“2006 MySQL server has gone away
in:
[SELECT count(*) as count FROM subscribers WHERE email_address = '[email protected]] ...”

errors when using paypal， after i establish a connection to the proxy server on my site.

Here is what paypal moducle said:

PayPal Express Checkout (rev1.3.8a)
Manage your PayPal account.

Configuration Instructions:

1. Sign up for your PayPal account - click here.

2. Ensure you have entered the appropriate security data for username/pwd etc, below.

3. In your PayPal account, enable Instant Payment Notification:
   under "Profile", select Instant Payment Notification Preferences

   • click the checkbox to enable IPN
   • if there is not already a URL specified, set the URL to:
     https://ssl.perfora.net/shopezone.com/ipn_main_handler.php

Requirements:
*CURL is used for bidirectional communication with the gateway, so must be active on your hosting server (if you need to use a CURL proxy, set the CURL proxy settings under Admin->Configuration->My Store.)

Please Help! Thank you!

Reading by Dr.Byte:http://www.zen-cart.com/forum/showthread.php?t=61199
Upload a Log file , please me analysis!
Thank you!

Simple: You're using an old version of Zen Cart which sometimes encounters database disconnections and has no recovery code built-in. Upgrading to the latest version would be a good starting point.

DrByte:

Simple: You're using an old version of Zen Cart which sometimes encounters database disconnections and has no recovery code built-in. Upgrading to the latest version would be a good starting point.

Hi! Drbyte,
thank you for reply! what's the easy way I can update from the 1.38a to the lastest version of the zencart?
thank you!

The regular upgrade instructions are already included in your /docs/ folder, as well as several tutorial articles: https://www.zen-cart.com/tutorials/index.php?article=98