I am getting HRESULT: 0x800A03EC on Worksheet.range method. Number of rows are more than 70K. Office 2007.
Code:
Microsoft.Office.Interop.Excel.Range
I resolved this issue by using the code below. Please do not use other parameters in these functions.
mWorkBook = xlApp.Workbooks.Open(FilePath) mWorkBook.Save();
RESOLVED