Qualcumo mi riesce a spiegate perche

Dim Pic As IPictureDisp
Pic.Picture = LoadPicture("Newsletter.ico")

mi da l'errore in oggetto.

Cito da MSDN:

LoadPicture Function
Returns a picture object. Available only on 32-bit platforms.
LoadPicture(picturename)

Forse qualcosa mi sfugge