SQLConnectionエラーの対処

※これは業者様向け情報です。

 If String.IsNullOrEmpty(SaraDb.ConnectionString) Then
            MessageBox.Show("DB接続が初期化されていません")
            Me.Close()
            Exit Sub
        End If


        BelieverTableAdapter.Connection.ConnectionString = SaraDb.ConnectionString
        GenzaiTableAdapter.Connection.ConnectionString = SaraDb.ConnectionString
        MemorandumTableAdapter.Connection.ConnectionString = SaraDb.ConnectionString
        MonthlyTempleVisitTableAdapter.Connection.ConnectionString = SaraDb.ConnectionString
        OldTableAdapter.Connection.ConnectionString = SaraDb.ConnectionString