>Why not just:
>if not empty(alias())

Yuri, i can skip ODBC dialog with

SQLSETPROP(0,'DispLogin',DB_PROMPTNEVER)

and i cannot skip VFP Open dialog ?

I must put 1 test on my application before all my 100000 cursor commands ?

  IF EMPTY(alias())
      THROW "alias not found"
  ENDIF
  .... my command

Thanks Yuri.

Fabio