Bonjour,

Je rencontre un soucis de création d'utilisateur avec Mysql, sous Centos 6.5

root@srv5:~ # mysql -uroot -p
Enter password:
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 460
Server version: 5.5.38-cll-lve MySQL Community Server (GPL) by Atomicorp

Copyright (c) 2000, 2014, Oracle and/or its affiliates. All rights reserved.

Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.

Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.

mysql> use mysql;
Reading table information for completion of table and column names
You can turn off this feature to get a quicker startup with -A

Database changed
mysql> CREATE USER "admin"@"localhost";
ERROR 1396 (HY000): Operation CREATE USER failed for 'admin'@'localhost'
mysql> GRANT ALL PRIVILEGES ON *.* TO admin@localhost
-> IDENTIFIED BY 'xxxxxxxxxxxxxx' WITH GRANT OPTION;
Query OK, 0 rows affected (0.00 sec)

mysql> exit
Bye
root@srv5:~ #
Quelle est mon erreur, je cherche depuis un moment sur les sites spécialisé, sans succès.

Merci.