ControlClick Function not work after set text at dropdown box

[Rammanan]

Hi all,

I new for Autoit.  Below is my code. It all work fine but after set text at drop down box function controlclick not work(No click on button). Please help me to solve this problem. Thanks

if(WinWaitActive("Clotho -- Next Generation Avago WSD ATE Framework", "", 40)) then
   ControlSetText("Clotho -- Next Generation Avago WSD ATE Framework", "", "[NAME:textboxUserName]", $User)
   ControlClick("Clotho -- Next Generation Avago WSD ATE Framework", "", "[NAME:buttonLogin]")

   Do
   until WinWait ("Clotho -- Next Generation Avago WSD ATE Framework")
   WinActivate("Clotho -- Next Generation Avago WSD ATE Framework")
  ControlClick("Clotho -- Next Generation Avago WSD ATE Framework", "", "[Name:comboBoxPackage]")
  While 1
    Send("{DOWN}")
    $ctext=ControlGetText("Clotho -- Next Generation Avago WSD ATE Framework","","[Name:comboBoxPackage]")
    If $ctext= $Product Then
       ControlClick("Clotho -- Next Generation Avago WSD ATE Framework", "", "[Name:comboBoxPackage]")
       WinActivate("Clotho -- Next Generation Avago WSD ATE Framework")
       ControlClick("Clotho -- Next Generation Avago WSD ATE Framework", "", "[Name:buttonExecutionStart]")
       ExitLoop
    EndIf
 WEnd
 EndIf

Edited May 29, 2017 by Rammanan