获取超危大工程培训人次数方法优化

SGGL/BLL/ZHGL/DataSync/ProjectDataSync/Project_HSSEData_HSSEService.cs

@@ -1436,7 +1436,7 @@ namespace BLL
         {
             var result =
                 (from x in Funs.DB.Solution_LargerHazard
-                 where x.ProjectId == projectid && x.IsSuperLargerHazard == true && x.RecordTime > Const.DtmarkTime
+                 where x.ProjectId == projectid && x.IsSuperLargerHazard == true && x.TrainPersonNum != null && x.RecordTime > Const.DtmarkTime
                  select x.TrainPersonNum).ToList().Sum(x => x.Value);
             return result;
         }