sir ,here when i choose first stock group then they show that stock item only but in the second line we choose another stock group but they show previous one stock item which we are selected, here is my code please help! [Collection:MYSTKGRPCOLL1] Title:"List Of Stock Group" Type:STOCK GROUP Align:Center Format:$name,22 Sub Title : "" Unique : $FirstName, $Name [#Collection: Vch Stock Item Extract Server] Child Of:#MYGRPFILTER Belongs To:Yes Unique : $FirstName, $Name [#Line: EI COLUMNONE] Add: Field: Before :VCH ItemTitle :MYGRPFILTER Add:Field:At Beginning:SRNO1 Local: Field: MYGRPFILTER : Info: "Stamp" Local:Field:SRNO1:Info:"Sr.No" Local:Field:SRNO1:Style:LARGE BOLD [Field:SRNO1] Set as:$$Line Width:10 Skip:Yes [#Line: EI INVINFO] Add: Field: Before :VCH STOCKItem :MYGRPFILTER Local:Field:SRNO1:Space Left:2 Local:Field:SRNO1:Style:LARGE BOLD [Field:MYGRPFILTER] Use:NAME FIELD Color:BLUE Style:LARGE BOLD Table:MYSTKGRPCOLL1,EndofList Width:30 Storage:MYGRPFILTERstr Show Table:Always [System:UDF] MYGRPFILTERstr:String:1009