Undefined array key "valid_id_user"
#0 /var/www/html/red/usuarios/busqueda_contactos.php(12): devel_error_handler()
Array
(
    [errno] => 2
    [message] => Undefined array key "valid_id_user"
    [file] => /var/www/html/red/usuarios/busqueda_contactos.php
    [line] => 12
    [er] => 24565
    [shell] => 
)

Undefined array key "valid_centro"
#0 /var/www/html/red/usuarios/busqueda_contactos.php(16): devel_error_handler()
Array
(
    [errno] => 2
    [message] => Undefined array key "valid_centro"
    [file] => /var/www/html/red/usuarios/busqueda_contactos.php
    [line] => 16
    [er] => 24565
    [shell] => 
)