diff --git a/KLHZ.Trader.Core/Exchange/Services/Trader.cs b/KLHZ.Trader.Core/Exchange/Services/Trader.cs
index f2db443..3d5b989 100644
--- a/KLHZ.Trader.Core/Exchange/Services/Trader.cs
+++ b/KLHZ.Trader.Core/Exchange/Services/Trader.cs
@@ -76,7 +76,7 @@ namespace KLHZ.Trader.Core.Exchange.Services
 
         public async Task StartAsync(CancellationToken cancellationToken)
         {
-            //await _tradeDataProvider.Init();
+            await _tradeDataProvider.Init();
             _dataBus.AddChannel(nameof(Trader), _pricesChannel);
             _dataBus.AddChannel(nameof(Trader), _ordersbookChannel);
             _ = ProcessPrices();
@@ -445,7 +445,11 @@ namespace KLHZ.Trader.Core.Exchange.Services
             var sells = sberSells.Sum(s => s.Value);
             var buys = sberBuys.Sum(s => s.Value);
             var su = sells + buys;
-            var dsell = (sells / su - 0.5m) * 2;
+            if (su!=0)
+            {
+                var dsell = (sells / su - 0.5m) * 2;
+            }
+            
 
 
             var mavTask = CheckByWindowAverageMean(data, message, windowMaxSize, -1, 2m);