Hi,
Try:
SELECT T0.[DocNum], T1.[ItemCode], T7.[DocNum], T9.[DocNum] FROM OPOR T0 INNER JOIN POR1 T1 ON T0.DocEntry = T1.DocEntry left join PDN1 T2 on T2.[BaseEntry] = t1.docentry and T2.[BaseLine] = T1.[LineNum] INNER JOIN OPDN T3 ON T2.DocEntry = T3.DocEntry left join PCH1 T4 on T4.[BaseEntry] = t2.docentry and T4.[BaseLine] = T2.[LineNum] INNER JOIN OPCH T5 ON T4.DocEntry = T5.DocEntry left join INV1 T6 on T1.[ItemCode] = T6.[ItemCode] and T1.[Project] = T6.[Project] INNER JOIN OINV T7 ON T6.DocEntry = T7.DocEntry left join RIN1 T8 on T8.[BaseEntry] = T6.docentry and T8.[BaseLine] = T6.[LineNum] INNER JOIN ORIN T9 ON T8.DocEntry = T9.DocEntry WHERE T0.[DocDate] between [%0] and [%1]