any One Help me sir Want UnUsed UDF Value Only [Collection: ListofBook] Title : "List of Zen No" Type : Size : Company Childof : ##SVCurrentCompany Format : $SizeName, 30 Search Key : $SizeID Filter:FltValunsed [Collection: UnUsedColl] Type: Voucher ;Filter: PKRcptPayContra Fetch: PKChNo Format: $PKChNo, 20 Title: "List of Book No" [System : Formulas] FltValunsed : $PKChNo = $$NumItems:UnUsedColl > 0 [#Field: VCH Ref Combo] Delete:Fields : Simple Prompt, VCH Ref, Short Prompt, VCH INARef, Long Prompt, VCH BookNo Add:Fields: Simple Prompt, VCH Ref, Short Prompt, VCH INARef, VCH Refs Title, VCH Refs, Long Prompt, VCH BookNo [Field:VCH Refs Title] Use : Simple Prompt Info :"Book Num " Color : Blue [Field: VCH Refs] Use : Name Field Inactive @IsOTSInv Control : DuplicateNumberss :If( $$InCreatemode OR $$InDuplicateMode) Then @@ChkVal Else no; ""; @@ChkVal Show Table : Always Table :Not Applicable, ListofBook StorageKChNo [System:UDF] PKChNo:String:5288