>>>Hmmmm. Toughie. Is RThreshold on both controls set to 1 or greater? Are you sure that data is available on both ports? Is there any other code running after the first (last?) port responds? Grasping here...
>>>
>>>>Exactly the same. No working
>>Here is code (INKEY(0.1)) I have added to the first INIT
>>INKEY(0.1)
>>This.portOpen = .t.
>>
>>helped big time.
>
>Really? "first INIT" ... whose INIT?
The Init of the first added to the form control.