>>775 Sub activate_forcefully_hoge() On Error GoTo hoge_is_none Dim hogePath$: hogePath = "C:\hoge.xls" ' ホゲ.xlsのパス Dim hogeFileName$: hogeFileName = "hoge.xls" 'ホゲ.xlsのファイル名 Dim activated As Workbook Set activated = Workbooks(hogeFileName) GoTo activation hoge_is_none: Set activated = Workbooks.Open(hogePath) activation: activated.Activate End Sub