I tried to take a binary file from the field table, then I send it in the form of JSON, binary load successful in no kencala, but the result of a binary form of a .pdf file, size 0KB is there anything wrong, I use methods DataSnap any One Can Help Me... thanks... ----------- Server Side function TServerMethods1.CobaLoad(NoHp, Dvs, KdPro, Subpro, JnsLap, Per1, Per2, Status: String; Tanggal:String; Status2: String): TFDJSONDataSets; begin Query1.Close; Query1.SQL.Clear; Query1.SQL.Add('Select Laporan from Tugas where UserId='''+NoHP+''' and Divisi='''+Dvs+''' and KodePro='''+KdPro+''' and SubPro='''+SubPro+''' and Jenis='''+JnsLap+''' And Status2=''2'' '); Query1.Open(); Result:=TFDJSONDataSets.Create; TFDJSONDataSetsWriter.ListAdd(Result, Query1); end; ----------- Client Side Var NoHp,Dvs,KdPro,SubPro,JnsLap,Per1,Per2,Status,Tangga...