Php Redirects To Wrong URL When Error Hanling (Login)

I need some help to solve this problem. I currently have a website with a database attached with myphpadmin/sql. I have a register site that redirects users to this url when the re

Solution 1:

On the top of login.php you

include 'register.php';

The consequence is, that register.php gets executed, it sees the missing empty($name) || empty($phone)... and redirects to header("Location: ../register.php?signup=empty");

The simple solution: remove that include 'register.php';