Try this :
Add 1 Command Button to your form.
Add 1 reference to Microsoft Excel 12.0 Object Library Project -> References -> mark the Microsoft Excel 12.0 Object Library
Private Sub Command1_Click()
Dim xlApp As Excel.Application
Dim xlWB As Excel.Workbook
Dim xlWS As Excel.Worksheet
Set xlApp = New Excel.Application
Set xlWB = xlApp.Workbooks.Add
Set xlWS = xlWB.Worksheets.Add
' This following lines will fill the cell (2,2) with the text "hello",
' and will fill the cell (1,3) with the text "World"
xlWS.Cells(2, 2).Value = "hello"
xlWS.Cells(1, 3).Value = "World"
' The following line saves the spreadsheet to "c:\mysheet.xls" file.
' Free memory
Set xlWS = Nothing
Set xlWB = Nothing
Set xlApp = Nothing
I Developed application in C# with crystal reports and created setup file in third party (Advance) Installer.When i installed my application on client system application is working but ...