What steps will reproduce the problem? 1. Create empty spreadsheet with excellibrary and save it to a file. 2. Open the spreadsheet file with Excel and Save As XML spreadsheet to another file. 3. Open the XML spreadsheet file with Excel.

What is the expected output? What do you see instead? Excel cannot open the xml file.

What version of the product are you using? On what operating system?

Please provide any additional information below.