>This combo has to be refreshed when the user selects values in other controls, I try requerying it form that controls, but it never get the actual parameters, jusk keep the same as if it weren't requeried.
>
>Is there something to avoid the message with a thermometer showing the query progress ?

What do you use as RowSource? Actually you have to change something there (filter for table or new contain for cursor...) and then Requery.
Normally, you shouldn't see thermometer.