第十阶段 stage 2（一）：交易对改为 X/CRC 池，任意币互换经 CRC 两跳路由，币价表改为 CRC 价格

src/Decentralized/Session.cs

@@ -136,7 +136,8 @@ namespace Decentralized
             }
             catch (Exception ex) { Log.Error($"读取存档数据失败，重新开始：{ex.Message}"); }
             if (Data == null) Data = new SaveData();
-            if (Data.Market == null) Data.Market = Market.CreateDefault(StoreStation.GetDayCounter());
+            // 池子表在第十阶段改过（全部以 CRC 计价）；旧测试档里的表缺池子，重建成默认值（价格从起始价重来）
+            if (Data.Market == null || Data.Market.DexPool(Assets.SPARK) == null) Data.Market = Market.CreateDefault(StoreStation.GetDayCounter());
             // 旧存档里的商家地址没有校验位：换成合法地址
             foreach (var s in Data.Black.Sellers) if (!ChainAddress.Valid(s.Name)) s.Name = ChainAddress.Make(Data.Rng.NextUInt());
             if (Data.Story == null) Data.Story = new StoryMods();