Index: branches/2521_ProblemRefactoring/HeuristicLab.Services.WebApp.Status/3.3/WebApi/DataController.cs
===================================================================
--- branches/2521_ProblemRefactoring/HeuristicLab.Services.WebApp.Status/3.3/WebApi/DataController.cs	(revision 15697)
+++ branches/2521_ProblemRefactoring/HeuristicLab.Services.WebApp.Status/3.3/WebApi/DataController.cs	(revision 16692)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2015 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
@@ -91,5 +91,5 @@
           AvgWaitingTime = count > 0 ? (long)calculatingTasks.OrderBy(x => x.StartTime).Take(count).Average(x => x.InitialWaitingTime) : 0,
           AvgCalculatingTime = lastCalculatingTimes != null ? lastCalculatingTimes.Avg : 0,
-          TotalCpuTime = factTasks.Sum(x => Convert.ToInt64(x.CalculatingTime)),
+          TotalCpuTime = factTasks.Sum(x => (long?)x.CalculatingTime) ?? 0,
           StandardDeviationCalculatingTime = (long)StandardDeviation(completedTasks.Select(x => (double)x.CalculatingTime)),
           BeginDate = factTasks.Where(x => x.StartTime.HasValue).OrderBy(x => x.StartTime).Select(x => x.StartTime).FirstOrDefault()
Index: branches/2521_ProblemRefactoring/HeuristicLab.Services.WebApp.Status/3.3/WebApi/DataTransfer/Slave.cs
===================================================================
--- branches/2521_ProblemRefactoring/HeuristicLab.Services.WebApp.Status/3.3/WebApi/DataTransfer/Slave.cs	(revision 15697)
+++ branches/2521_ProblemRefactoring/HeuristicLab.Services.WebApp.Status/3.3/WebApi/DataTransfer/Slave.cs	(revision 16692)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2015 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2521_ProblemRefactoring/HeuristicLab.Services.WebApp.Status/3.3/WebApi/DataTransfer/Status.cs
===================================================================
--- branches/2521_ProblemRefactoring/HeuristicLab.Services.WebApp.Status/3.3/WebApi/DataTransfer/Status.cs	(revision 15697)
+++ branches/2521_ProblemRefactoring/HeuristicLab.Services.WebApp.Status/3.3/WebApi/DataTransfer/Status.cs	(revision 16692)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2015 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2521_ProblemRefactoring/HeuristicLab.Services.WebApp.Status/3.3/WebApi/DataTransfer/User.cs
===================================================================
--- branches/2521_ProblemRefactoring/HeuristicLab.Services.WebApp.Status/3.3/WebApi/DataTransfer/User.cs	(revision 15697)
+++ branches/2521_ProblemRefactoring/HeuristicLab.Services.WebApp.Status/3.3/WebApi/DataTransfer/User.cs	(revision 16692)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2015 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2521_ProblemRefactoring/HeuristicLab.Services.WebApp.Status/3.3/WebApi/JavascriptUtils.cs
===================================================================
--- branches/2521_ProblemRefactoring/HeuristicLab.Services.WebApp.Status/3.3/WebApi/JavascriptUtils.cs	(revision 15697)
+++ branches/2521_ProblemRefactoring/HeuristicLab.Services.WebApp.Status/3.3/WebApi/JavascriptUtils.cs	(revision 16692)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2015 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
