>>I've tried here
>>
>>

>>loExcel = newobject("Excel.Application")
>>	with loExcel
>>		.ScreenUpdating = .f.
>>		.DisplayAlerts = .f.
>>		.WorkBooks.add()
>>*	    .Quit()
>>		.visible = .t.
>>	endwith    
>>	    loExcel = null 	
>>RELEASE loExcel	

>>
>>and it worked fine for me - Excel 2007.
>>
>>Could it be corrupted installation ?
>
>above Codes not working for me :(
>may be cause from corrupted installation or standart installation

Is it on your computer or on the client's? If on yours, can you try re-installing Office?