diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index e561e075..0e6d8ebb 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -7,8 +7,6 @@
   </component>
   <component name="ChangeListManager">
     <list default="true" id="e42177c3-2328-4b27-8a01-35779b2beb99" name="Default Changelist" comment="">
-      <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/src/Repository/Component/Visualiser.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/Repository/Component/Visualiser.java" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/src/Visual_DVM_2021/Passes/All/ExportTasksPackageToExcel.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/Visual_DVM_2021/Passes/All/ExportTasksPackageToExcel.java" afterDir="false" />
     </list>
     <option name="SHOW_DIALOG" value="false" />
diff --git a/src/Visual_DVM_2021/Passes/All/ExportTasksPackageToExcel.java b/src/Visual_DVM_2021/Passes/All/ExportTasksPackageToExcel.java
index d11c4e4c..5c9ebb0c 100644
--- a/src/Visual_DVM_2021/Passes/All/ExportTasksPackageToExcel.java
+++ b/src/Visual_DVM_2021/Passes/All/ExportTasksPackageToExcel.java
@@ -1,4 +1,5 @@
 package Visual_DVM_2021.Passes.All;
+import Common.Constants;
 import Common.Current;
 import Common.Global;
 import Common.UI.Themes.FreeFortranSPFTokenMaker;
@@ -136,6 +137,27 @@ public class ExportTasksPackageToExcel extends Pass_2021<Vector<TasksPackage>> {
             Cell cell = row.createCell(i);
             int style_index = 1;
             switch (i) {
+                /*
+                 addTaskRow(offset.getValue(),
+                    task.group_description, //0
+                    task.test_description,//1
+                    task.language.getDescription(), //2
+                    task.flags, //3
+                    task.compilation_state, //4
+                    task.state, //5
+                    num_threads, //6
+                    num_cudas, //7
+                    total_threads, //8
+                    formatMatrix(task.matrix), //9
+                    task.environments, //10
+                    task.usr_par, //11
+                    task.compilation_time, //12
+                    task.Time,//13
+                    task.CleanTime, //14
+                    task.progress //15
+            );
+                */
+
                 case 4:
                 case 5:
                     TaskState state = (TaskState) value;
@@ -297,9 +319,9 @@ public class ExportTasksPackageToExcel extends Pass_2021<Vector<TasksPackage>> {
             if (NUM_THREADS != null && NUM_THREADS == 0) NUM_THREADS = 1;
             Integer NUM_CUDAS = extractIntegerEnvironmentValue(task.environments, "DVMH_NUM_CUDAS");
             //--
-            Object num_threads = (NUM_THREADS != null) ? NUM_THREADS : "undef";
-            Object num_cudas = (NUM_CUDAS != null) ? NUM_CUDAS : "undef";
-            Object total_threads = (NUM_THREADS != null) ? NUM_THREADS * Utils.getMatrixProcessors(task.matrix) : "undef";
+            Object num_threads = (NUM_THREADS != null) ? NUM_THREADS : Constants.Nan;
+            Object num_cudas = (NUM_CUDAS != null) ? NUM_CUDAS : Constants.Nan;
+            Object total_threads = (NUM_THREADS != null) ? NUM_THREADS * Utils.getMatrixProcessors(task.matrix) : Constants.Nan;
             //--
             addTaskRow(offset.getValue(),
                     task.group_description, //0