Quote Originally Posted by nagelkruid View Post
Hello,

I know this threat is a bit old, but at the moment i have the exact same error message in zen and the same behaviour in php admin when i run the query from there.

I have approx 12.000 customers and a little less orders in my shop.

Do you please have a suggestion to make this query less intense on the MySQl?
I assume you are NOT using zen139 ?

Consult this thread for a possible solution

http://www.zen-cart.com/forum/showthread.php?t=101799