Cannot modify header information – headers already sent by

  • Resolved jasonching

    (@jasonching)


    4 years, 5 months ago

    Hi, thanks for this great plugin! I wanna report a minor issue for you. One the login page when I have debug turned on, I am seeing below warnings.

    PHP Warning:  Cannot modify header information - headers already sent by (output started at C:\Users\Jason\Local Sites\wao-hk\app\public\wp-includes\functions.php:5167) in C:\Users\Jason\Local Sites\wao-hk\app\public\wp-login.php on line 520
PHP Stack trace:
PHP   1. {main}() C:\Users\Jason\Local Sites\wao-hk\app\public\index.php:0
PHP   2. require() C:\Users\Jason\Local Sites\wao-hk\app\public\index.php:17
PHP   3. require_once() C:\Users\Jason\Local Sites\wao-hk\app\public\wp-blog-header.php:13
PHP   4. require_once() C:\Users\Jason\Local Sites\wao-hk\app\public\wp-load.php:37
PHP   5. require_once() C:\Users\Jason\Local Sites\wao-hk\app\public\wp-config.php:81
PHP   6. do_action() C:\Users\Jason\Local Sites\wao-hk\app\public\wp-settings.php:562
PHP   7. WP_Hook->do_action() C:\Users\Jason\Local Sites\wao-hk\app\public\wp-includes\plugin.php:478
PHP   8. WP_Hook->apply_filters() C:\Users\Jason\Local Sites\wao-hk\app\public\wp-includes\class-wp-hook.php:311
PHP   9. WPS\WPS_Hide_Login\Plugin->wp_loaded() C:\Users\Jason\Local Sites\wao-hk\app\public\wp-includes\class-wp-hook.php:287
PHP  10. require_once() C:\Users\Jason\Local Sites\wao-hk\app\public\wp-content\plugins\wps-hide-login\classes\plugin.php:549
PHP  11. setcookie() C:\Users\Jason\Local Sites\wao-hk\app\public\wp-login.php:520
    PHP Warning:  Cannot modify header information - headers already sent by (output started at C:\Users\Jason\Local Sites\wao-hk\app\public\wp-includes\functions.php:5167) in C:\Users\Jason\Local Sites\wao-hk\app\public\wp-includes\functions.php on line 6221
PHP Stack trace:
PHP   1. {main}() C:\Users\Jason\Local Sites\wao-hk\app\public\index.php:0
PHP   2. require() C:\Users\Jason\Local Sites\wao-hk\app\public\index.php:17
PHP   3. require_once() C:\Users\Jason\Local Sites\wao-hk\app\public\wp-blog-header.php:13
PHP   4. require_once() C:\Users\Jason\Local Sites\wao-hk\app\public\wp-load.php:37
PHP   5. require_once() C:\Users\Jason\Local Sites\wao-hk\app\public\wp-config.php:81
PHP   6. do_action() C:\Users\Jason\Local Sites\wao-hk\app\public\wp-settings.php:562
PHP   7. WP_Hook->do_action() C:\Users\Jason\Local Sites\wao-hk\app\public\wp-includes\plugin.php:478
PHP   8. WP_Hook->apply_filters() C:\Users\Jason\Local Sites\wao-hk\app\public\wp-includes\class-wp-hook.php:311
PHP   9. WPS\WPS_Hide_Login\Plugin->wp_loaded() C:\Users\Jason\Local Sites\wao-hk\app\public\wp-includes\class-wp-hook.php:287
PHP  10. require_once() C:\Users\Jason\Local Sites\wao-hk\app\public\wp-content\plugins\wps-hide-login\classes\plugin.php:549
PHP  11. do_action() C:\Users\Jason\Local Sites\wao-hk\app\public\wp-login.php:531
PHP  12. WP_Hook->do_action() C:\Users\Jason\Local Sites\wao-hk\app\public\wp-includes\plugin.php:478
PHP  13. WP_Hook->apply_filters() C:\Users\Jason\Local Sites\wao-hk\app\public\wp-includes\class-wp-hook.php:311
PHP  14. send_frame_options_header() C:\Users\Jason\Local Sites\wao-hk\app\public\wp-includes\class-wp-hook.php:285
PHP  15. header() C:\Users\Jason\Local Sites\wao-hk\app\public\wp-includes\functions.php:6221
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