Hi,
Try :
SELECT T0.[DocNum], T4.[firstName], T0.[CreateDate], T0.[CardCode], T0.[CardName], T0.[DocDate], T0.[DocDueDate],T0.[DocTotal], T3.[U_NAME] FROM ODRF T0 left join OWDD T1 on T0.docentry = T1.docentry left join WDD1 T2 on T2.Wddcode = T1.Wddcode INNER JOIN OUSR T3 ON T2.[UserID] = T3.[USERID] INNER JOIN OHEM T4 ON T0.[OwnerCode] = T4.[empID] WHERE T0.[U_CTX_STTS] = 'p' and T1.[Status] = 'Y' and T0.[ObjType] = '22' GROUP BY T0.[DocNum], T0.[OwnerCode], T0.[CreateDate], T0.[CardCode], T0.[CardName], T0.[DocDate], T0.[DocDueDate], T3.[U_NAME],T0.[DocTotal],T4.[firstName]
Thanks & Regards,
Nagarajan