recently I was trying to save Aspose.Cells.Workbook to stream with
private Stream GetWorkbook()
{
// processing workbook here
// ...
// saving to stream
return workbook.SaveToStream();
}
private void Save()
{
using (stream = GetWorkbook())
using (var fileStream = new FileStream(filePath, FileMode.Create, FileAccess.Write))
{
stream.CopyTo(fileStream);
}
}
But when I'm trying to open generated .xlsx file Excel sends me an error that file is corrupted.
SaveToStream() method will only save your workbook in XLS format. So you should not use this method but use the following code to save your workbook in memory stream object. It should fix your issue.
C#
Note: I am working as Developer Evangelist at Aspose