catalog /product error http 500

hi I have error cant open catalog / product page from admin dashboard my site 3.0.3.1

how can solve it ?

thansk

error in log
2022-04-10 11:53:13 - PHP Notice: Undefined index: enquiry in /home/storage/modification/catalog/controller/information/contact.php on line 194
2022-04-10 14:04:23 - PHP Notice: A non well formed numeric value encountered in /home/storage/modification/catalog/controller/product/category.php on line 188
2022-04-10 14:04:23 - PHP Notice: A non well formed numeric value encountered in /home/storage/modification/system/library/pagination.php on line 54
2022-04-10 14:04:23 - PHP Notice: A non well formed numeric value encountered in /home/storage/modification/system/library/pagination.php on line 66
2022-04-10 14:04:23 - PHP Notice: A non well formed numeric value encountered in /home/storage/modification/system/library/pagination.php on line 67
2022-04-10 14:04:23 - PHP Notice: A non well formed numeric value encountered in /home/storage/modification/system/library/pagination.php on line 94
2022-04-10 14:04:23 - PHP Notice: A non well formed numeric value encountered in /home/storage/modification/catalog/controller/product/category.php on line 367
2022-04-10 14:04:23 - PHP Notice: A non well formed numeric value encountered in /home/storage/modification/catalog/controller/product/category.php on line 367
2022-04-10 14:04:23 - PHP Notice: A non well formed numeric value encountered in /home/storage/modification/catalog/controller/product/category.php on line 367
2022-04-10 14:04:23 - PHP Notice: A non well formed numeric value encountered in /home/storage/modification/catalog/controller/product/category.php on line 389
2022-04-10 14:04:23 - PHP Notice: A non well formed numeric value encountered in /home/storage/modification/catalog/controller/product/category.php on line 393

Could be this. https://github.com/opencart/opencart/pull/8688

Also check your host didn't up your php version to 8

You will also need to check your PHP error log as well as your OpenCart log.

Not a bug.

mikeinterserv wrote: ↑

Mon Apr 11, 2022 8:33 am

Also check your host didn't up your php version to 8

I am upgrade php to 7.4 form 7.2 this error appear so when back to 7.2 not works product pages admin

All the errors are related to a modification according to your error log.

s3eed wrote: ↑

Wed Apr 13, 2022 5:53 am

I am upgrade php to 7.4 form 7.2 this error appear so when back to 7.2 not works product pages admin

For 500 errors you need to look in your server/PHP error logs.

Thanks every one try to help me I solved by delet product extenation

Hello, I see the issue in extension code , it's not support new PHP version ..
This is famous issue with +7 PHP