Can't create MySql database in webmatrix (no replies)

i am faile to create new MySql database in Webmatrix 3..
error is:
Unable to create new database.
unable to connect to any of specified MySql Hosts..
more Details:
Unable to create new database.

Unable to connect to any of the specified MySQL hosts.

MySql.Data.MySqlClient.MySqlException (0x80004005): Unable to connect to any of the specified MySQL hosts.
at MySql.Data.MySqlClient.NativeDriver.Open()
at MySql.Data.MySqlClient.Driver.Open()
at MySql.Data.MySqlClient.Driver.Create(MySqlConnectionStringBuilder settings)
at MySql.Data.MySqlClient.MySqlPool.GetPooledConnection()
at MySql.Data.MySqlClient.MySqlPool.TryToGetDriver()
at MySql.Data.MySqlClient.MySqlPool.GetConnection()
at MySql.Data.MySqlClient.MySqlConnection.Open()
at Microsoft.WebMatrix.DatabaseManager.MySqlDatabase.MySqlDatabaseProvider.CreateDatabase(String adminConnectionString, String databaseName, String userName, String password)
at Microsoft.WebMatrix.DatabaseManager.IisDbManagerModuleService.CreateDatabase(DatabaseConnection databaseConnection, String configPathState)
at Microsoft.WebMatrix.DatabaseManager.Client.DBManagerController.CreateDatabase(ProviderInfo providerInfo, DatabaseConnection databaseConnection)
at Microsoft.WebMatrix.DatabaseManager.Client.DBManagerController.<>c__DisplayClassa.<AddDatabase>b__6()
at System.Threading.Tasks.Task.InnerInvoke()
at System.Threading.Tasks.Task.Execute()