SAP Crystal Report asks for DocEntry

Hi Experts,

We have connected TmSp_DocLineTypeLayout;1.DocEntry with ORDR.DocEntry and TmSp_DocLineTypeLayout;1.DocEntry with RDR1.DocEntry and

TmSp_DocLineTypeLayout;1.LineNum with RDR1.VisOrder. Stil, when we preview the layout from SAP B1 9.2 PL:06 asks to insert Doc Entry.

Please advise us