filatdav on "500 server error after migrating to CentOS 7 --only homepage"

Notice: wp_register_style was called incorrectly. Scripts and styles should not be registered or enqueued until the wp_enqueue_scripts, admin_enqueue_scripts, or login_enqueue_scripts hooks. Please see Debugging in WordPress for more information. (This message was added in version 3.3.) in /var/www/html/wp-includes/functions.php on line 3897

Notice: wp_register_style was called incorrectly. Scripts and styles should not be registered or enqueued until the wp_enqueue_scripts, admin_enqueue_scripts, or login_enqueue_scripts hooks. Please see Debugging in WordPress for more information. (This message was added in version 3.3.) in /var/www/html/wp-includes/functions.php on line 3897

Notice: Undefined index: name in /var/www/html/wp-includes/class-wp-roles.php on line 128

Notice: Undefined index: name in /var/www/html/wp-includes/class-wp-roles.php on line 128

Notice: Metoda constructor apelată pentru WP_Widget în tp_disqusrecentIdea este învechită de la versiunea 4.3.0! Folosește în schimb
__construct()
. in /var/www/html/wp-includes/functions.php on line 3718

Parse error: syntax error, unexpected end of file in /var/www/html/wp-content/themes/moldovacrestina/header.php on line 111