Will you always have 4 rows of the same type of data and 2 need to be deleted?

Did you try attaching the excel file this way?

1. Click on Go Advanced
2. In the frame Attach Files you will see the button Manage Attachments
3. Click the button.
4. A new window will open titled Manage Attachments - Excel Forum.
5. Click the Browse... button to locate your file for uploading.
6. This will open a new window File Upload.
7. Once you have located the file to upload click the Open button. This window will close.
8. You are now back in the Manage Attachments - Excel Forum window.
9. Click the Upload button and wait until the file has uploaded.
10. Close the window and then click Submit.