Hi,
If Colcount is 27, Convert.ToChar(Convert.ToUInt32("A"C)+Colcount-1)
will return not "@"
but "["
.
Can you share your expressions after the above?
Or, I recommend to use UiPath.Excel.Helpers.ExcelUtilities.ConvertColumnIndexToColumnLetter
method.
This returns column letter from R1C1 style column index.
For example UiPath.Excel.Helpers.ExcelUtilities.ConvertColumnIndexToColumnLetter(27)
returns "AA"
Regards,