...
ds SQLDataSource? {@Resource{uri="binding:SomeValidBinding"}};
...
 
function ...
 
  rs SQLResultSet?;
  open rs from ds using(someParameter) with #sql{
    select * from someTable where someField = ?
  };
  someRecord1 SOMERECORD;
  forEach (someRecord1 from rs)
    someOtherRecord1 SOMEOTHERRECORD { id=someRecord1.ID };
    get someOtherRecord1 from ds; <-- ERROR occurs here
  end

end