Try

lcInsertStr = "ALTER TABLE " + lcTableName + " ADD CONSTRAINT STUDNT_ID_ FOREIGN KEY (STUDNT_ID) REFERENCES STUDNT (STUDNT_ID_)"

HTH

>I am trying to create a foreign key reference into a table through SPT from VFP. This is the code that I setup, but SQL Server sends back an error.
>
>

  lcInsertStr = "ALTER TABLE " + lcTableName + " ADD CONSTRAINT STUDNT_ID_ FOREIGN KEY REFERENCES STUDNT (STUDNT_ID_)"
>

>
>the error is:
>
>1526 Connectivity error: [Microsoft][ODBC SQL Server Driver][SQL Server]Number of referencing columns in foreign key differs from number of referenced columns, table 'STUTRN'.