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This is the detailed error:

Connection failed: SQLSTATE[HY000] [1045] Access denied for user 'uwebptar'@'localhost' (using password: YES)
Fatal error: Uncaught Error: Call to a member function prepare() on null in D:\laragon\www\compres\subjects\guide.php:74 Stack trace: #0 {main} thrown in D:\laragon\www\compres\subjects\guide.php on line 74