Quote Originally Posted by linuxguy2 View Post
ZC155f responsive_classic
PHP 7.1

Out of the box install accessing with an iPhone 6S gives this PHP warning.
I realize Warnings can generally be ignored but it may lead to problems in the future.
What do all the entries before the warning mean?

Warning is NOT generated with PHP 7.0

Code:
 [20-Oct-2018 17:20:10 UTC] PHP Warning:  A non-numeric value encountered in /home/pcsnnets/public_html/155f/includes/classes/categories_ul_generator.php on line 58
[20-Oct-2018 17:21:52 UTC] Request URI: /155f/, IP address: 76.182.229.147
#1  zen_categories_ul_generator->buildBranch() called at [/home/pcsnnets/public_html/155f/includes/classes/categories_ul_generator.php:85]
#2  zen_categories_ul_generator->buildTree() called at [/home/pcsnnets/public_html/155f/includes/templates/responsive_classic/templates/tpl_modules_mobile_menu.php:38]
#3  require(/home/pcsnnets/public_html/155f/includes/templates/responsive_classic/templates/tpl_modules_mobile_menu.php) called at [/home/pcsnnets/public_html/155f/includes/templates/responsive_classic/common/tpl_main_page.php:258]
#4  require(/home/pcsnnets/public_html/155f/includes/templates/responsive_classic/common/tpl_main_page.php) called at [/home/pcsnnets/public_html/155f/index.php:97]

[20-Oct-2018 17:21:52 UTC] PHP Warning:  A non-numeric value encountered in /home/pcsnnets/public_html/155f/includes/classes/categories_ul_generator.php on line 58
Solution by @mc12345678 here: https://www.zen-cart.com/showthread....79#post1349079
(file: includes/classes/categories_ul_generator.php)

Cheers,

jpda