One-Page Checkout [Support Thread]

[dbltoe]

1.5.7d
responsive_classic clone
OPC 2.5.1
EO 4.6.2
Square WebPay
PayPal Express

Had strange transaction yesterday with 1.899999999999999911182158029987476766109466552734375 as the weight.

After that, all OPC Guests are getting the Your order's details have changed.

display logs since then (83)

[04-Jun-2024 03:15:22 America/New_York] PHP Fatal error: Uncaught Error: Call to a member function guestCheckoutEnabled() on int in /includes/classes/observers/class.checkout_one_observer.php:216
Stack trace:
#0 /includes/autoload_func.php(61): checkout_one_observer->messageCheck()
#1 /includes/application_top.php(222): require('/home/******/...')
#2 /index.php(25): require('/home/******/...')
#3 {main}
thrown in /includes/classes/observers/class.checkout_one_observer.php on line 216

[04-Jun-2024 03:15:22 America/New_York] Request URI: /, IP address: 92.88.171.253
--> PHP Fatal error: Uncaught Error: Call to a member function guestCheckoutEnabled() on int in /includes/classes/observers/class.checkout_one_observer.php:216
Stack trace:
#0 /includes/autoload_func.php(61): checkout_one_observer->messageCheck()
#1 /includes/application_top.php(222): require('/home/******/...')
#2 /index.php(25): require('/home/******/...')
#3 {main}
thrown in /includes/classes/observers/class.checkout_one_observer.php on line 216.

Re-entering CC and submitting the order goes through.

No one admits to any changes to files or settings.

Can PM or email OPC log before the incidents if needed.