diff --git a/modules/smithy/api_trade.go b/modules/smithy/api_trade.go
index fcf0474ab..dfd49c61b 100644
--- a/modules/smithy/api_trade.go
+++ b/modules/smithy/api_trade.go
@@ -58,7 +58,12 @@ func (this *apiComp) Sell(session comm.IUserSession, req *pb.SmithySellReq) (err
 	rsp := &pb.SmithySellResp{
 		CustomerId: req.CustomerId,
 		EquipIds:   req.EquipIds,
-		Customers:  cus.Customers,
+	}
+
+	if cus != nil {
+		rsp.Customers = cus.Customers
+	} else {
+		rsp.Customers = []*pb.CustomerInfo{}
 	}
 
 	session.SendMsg(string(this.module.GetType()), "sell", rsp)