I changed this BatchMode property to .t. and it works fine , it was setted to .f.
SQLSETPROP(nHandle,"BatchMode",.t.)

Thank you.

>Juan,
>
>Just a WAG, maybe you change SPT connection to the Asynchronous mode somehow? Can you post relevant code?
>
>>Since yesterday after executing a simple SPT query i receive the 1475 error message .
>>
>>An invalid SQL pass-through (SPT) function call has been made while a SQLMORERESULTS( ) call was expected to continue the SPT call sequence in progress.
>>
>>Call SQLCANCEL( ) to cancel the SPT sequence or make valid SPT calls to finish the call sequence.