This file is not in a recognizable format. If you know the file is from another program which is incompatible with (!idspnExcel_NV), ...

This file is not in a recognizable format. • If you know the file is from another program which is incompatible with (!idspnExcel_NV), click Cancel, then open this file in its original application. If you want to open the file later in (!idspnExcel_NV), save it in a format that is compatible, such as text format.• If you suspect the file is damaged, click Help for more information about solving the problem.• If you still want to see what text is contained in the file, click OK. Then click Finish in the Text Import Wizard.