Dear Developers.. iam using aggregate UDF in during voucher entry and then How to get the aggregate value last line only in voucher but showing first line any help me sir ;;;my code Below;;;;; [Field:Vou Create Alter Date] Use : Name Field Set as:$$CollectionField:$AlterDtfldJrk:Last:EnterAlterLineAggr Read Only:Yes Skip :Yes Width:7 Color:Red [Field:Vou Create Alter Times] Use : Name Field Set as:$$CollectionField:$AlterTimefldJrk:Last:EnterAlterLineAggr Read Only:Yes Skip :Yes Width:5 Color:Red