Servere COM in C++Builder

Lume cine imi spoate spune unde e greseala in codul:ExcelApplication1->Connect();ExcelWorkbook1->ConnectTo(ExcelApplication1->Workbooks->Add());ExcelWorksheet1->ConnectTo(ExcelWorkbook1->get_ActiveSheet());ExcelApplication1->set_Visible(100,1); ExcelWorksheet1->get_Range((Variant)"A1",(Variant)"A1")->set_Va lue((Variant)"aaa"); Si in general cum se lucreaza cu excel-ul din builder ca nu gasesc niciunde info despre asta, ci numai despre word.