I'm getting a
System.NullReferenceException: Object reference not set to an instance of an object.
error. It is on the line:
The path is correct and the file permissions are correct. Any ideas?
I added this before the page load:
Dim ExcelWeb1 As New ExcelWeb
I need to be able to load a spreadsheet, add to it, and allow the user to modify it further, and then allow the user to save the file.
I wish your code samples contained more info. Seeing the code for your demo page would be helpful.