TestComplete missing charaters randomly

Hi Team, My project details for automation : Tool : TestComplete 10 Application Technology : Flex Browser and version: IE 8 During the execution in some charaters are missing randomly while entering into edit/text boxes. Say example I want search a client name - ABC Cinemas , test complete miss some chars raondamly like - AC Cinemas, ABC Cnemas etc. Currently I am using Keys method to enter text even tried with below options but no LUCK. Set obj = Browser(*).Page(*).tbxClntName obj.SetText ("ABC Cinemas") objPage.NativeWebObject.Find("ObjectLabel", "tiStaffName", "TextInput").value = "ABC Cinemas" Highly appritiated your help.