Hi
Why do you send a chr(17) in the end of your string?? This will have the printer waiting for an Escape sequence.
Also, try to use ??? to send stuff straight to the printer port.

HTH
Jaime
>Hi,
>
>My application require the use of Star Thermal receipt printer for
>printing. However, when I issue the command below, the printer
>does not print at all. I can see only the queue in the printer spooler. Next, NT4( with service pack 6a) will prompt of error writing to this device.
>
>" Error writing to LPT1: for Document Visual Foxpro: The device is not ready. Do you wish to retry or cancel the job".
>
>I am using the generic text printer driver that come with NT4 workstation.
>
>
>SET PRINTER TO LPT1
>SET DEVICE TO PRINTER
>SET PRINT ON
>
>?? 'Testing'+chr(27)
>
>SET PRINT OFF
>SET PRINTER TO
>
>Please advise me. Thank you