Access denied for user 'gilletsh_sim'@'localhost' to database 'gilletsh_sim'
The database server could be connected to (which means your username and password is okay) but the gilletsh_sim
database could not be selected.
gilletsh_sim
have permission to use the gilletsh_sim
database?username_gilletsh_sim
. Could that be the problem?If you do not know how to set up a database you should contact your host. If all else fails you may find help at the WordPress support forums.