I got CS Error: Cannot generate the next number for the sequence on Custome DAC and Custome New Screen
![](https://uploads-us-west-2.insided.com/acumatica-en/attachment/428854a4-3080-4f68-af02-de3b0fb30eb3.png)
This My DAC
![](https://uploads-us-west-2.insided.com/acumatica-en/attachment/06353ded-86bb-4305-bb47-2d31d551166a.png)
public static class MyNumberingSequence
{
public const string SequenceID = "BUYINGDOC"; // New sequence ID
public class sequenceID : PX.Data.BQL.BqlString.Constant<sequenceID>
{
public sequenceID() : base(SequenceID) { }
}
}
1. Why i got erorr CS Error: Cannot generate the next number for the sequence ?
2. Why I got <SELECT> not <NEW> , can u help for change the default value to <NEW> like reciept secreen entry ?
Can you help me sense ?
Thanks