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タイトル
Error 'Object cannot be cast from DBNull to other types.' when trying to connect to MariaDB v10.11 -
説明
When trying to connect to MariaDB 10.11 in Toad Data Point, the following error appears:
System.InvalidCastException
Object cannot be cast from DBNull to other types.
Stack Trace:
at System.DBNull.System.IConvertible.ToInt32(IFormatProvider provider)
at MySql.Data.MySqlClient.Driver.LoadCharacterSets(MySqlConnection connection)
at MySql.Data.MySqlClient.Driver.Configure(MySqlConnection connection)
at MySql.Data.MySqlClient.MySqlConnection.Open()
at Quest.Toad.MySQL.MySQLConnection.OpenInitialTestConnection()
at Quest.Toad.MySQL.MySQLConnection.DoBeforeConnect()
at Quest.Toad.Db.Connection.Connect(Boolean notify)
at Quest.Toad.Db.Provider.BackgroundConnector.CreateBackgroundConnection()
With HeidiSQL you can connect ok.