"Gerhard Schneider"  wrote:
>>Hello,>>I have a problem with the Spy application on Win NT 4.0.>I use
the Version 1.4.>If I use Spy and start capture there is this error occured.>ERROR:
NO API IS SELECTED>Can anybody give me a proposal for my error.
Gerhard,
Try doing this.  Select the Spy Menu in NI Spy and make sure that 
and/or  is checked. 
Sincerely,
Trey Hamilton
Applications Engineering
National Instruments