MySQL

Can't connect to local MySQL server through socket '/var/run/mysql/mysql.sock' (13)

Le code d'erreur 13 signifie "Permission denied".

Si ce messagge d'erreur survient dans un script PHP éxécuté sous Apache,

<?php
$connection = mysql_connect('localhost', 'user', 'password', 'database');

if (mysql_errno()) {
  printf("Connection failed: %s\n", mysql_error());
} else {
  printf("Connection succeeded\n");
}
?>