how to open and remove read error when open libreoffice calc file

I was a libre office calc file in Microsoft Excel 97-2003 Worksheet (.xls) but during some miss tack file format convert in Open document .xml. after that file not open and read error massage come, so please help how to open file, I have also try open with different format but it is not opening. libre office version 4.0.5 and language is english