优化

src/server/game/mod/order/Order.go

@@ -541,6 +541,9 @@ func (o *OrderMod) CreateExtraOrder(AddChess, AddNewEmit, ChessList []int, Energ
 	//额外订单补充1；CDEG发射器首次合成时，生成其对应2及棋子订单，完成后生成3及，再完成生成4及的；
 	if b1 {
 		ChessColor := mergeDataCfg.GetEmitProduceChessType(OrderEmit)
+		if len(ChessColor) == 0 {
+			return b1
+		}
 		ChessId := mergeDataCfg.GetChessIdByLvAndColor(EnergyMul+1, ChessColor[0])
 		if ChessId != 0 {
 			o.PreheatStep[ChessColor[0]] = 1