Dear All Tdl Experts, Is it possible to filter a collection with a collection? scenario i need to filter the following Mycollection1 with voucher Numbers Exist in the collection Mycollection2 [collection : mycollection1] Type : Vouchers : vouchertype child of : $$vchtypesales belongs to : yes Fetch : voucherNumber Filter : myvchNofilter [collection : mycollection2] Type : Vouchers : vouchertype child of : $$vchtypeReceipt belongs to : yes Fetch : voucherNumber [system : Formula] myvchNofilter:$$fulllist:mycollection2:$voucherNumber But This code is not getting result. is it possible this filter in Tally Please reply me. Thanking You,