Quick fix

src/Managing.Application.Workers/StatisticService.cs

@@ -276,7 +276,7 @@ public class StatisticService : IStatisticService
         }
         catch (Exception ex)
         {
-            _logger.LogError("Backtest cannot be run", ex);
+            _logger.LogError("Backtest cannot be run {message}", ex.Message);
         }
 
         return null;