diff --git a/SimulationDAL/Actions.cs b/SimulationDAL/Actions.cs
index da130ea8..c928639f 100644
--- a/SimulationDAL/Actions.cs
+++ b/SimulationDAL/Actions.cs
@@ -1259,6 +1259,7 @@ public bool CompileProcessOutputFileCode(EmraldModel lists)
       processOutputFileCompEval.AddVariable("CurTime", typeof(Double));
       processOutputFileCompEval.AddVariable("RunIdx", typeof(int));
       processOutputFileCompEval.AddVariable("ExeExitCode", typeof(int));
+      processOutputFileCompEval.AddVariable("OutputFile", typeof(string));
 
       //add all the variables needed
       if (codeVariables != null)
diff --git a/SimulationDAL/Variables.cs b/SimulationDAL/Variables.cs
index 5a81120c..95aae82d 100644
--- a/SimulationDAL/Variables.cs
+++ b/SimulationDAL/Variables.cs
@@ -828,13 +828,13 @@ public override object GetValue()
       }
 
       //if not changed return the previous value
-      DateTime curTimestamp = File.GetCreationTime(_docFullPath);
+      DateTime curTimestamp = File.GetLastWriteTime(_docFullPath);
       string curLinkStr = linkStr();
       if ((curTimestamp == _timestamp) && (_oldLinkStr == curLinkStr) && (_value != null))
         return this._value;
 
       //value new so save timestamp and lookup new value
-      _timestamp = File.GetCreationTime(_docFullPath);
+      _timestamp = File.GetLastWriteTime(_docFullPath);
       _oldLinkStr = curLinkStr;
       XmlDocument xDoc = new XmlDocument();
       xDoc.Load(_docFullPath);
@@ -944,14 +944,14 @@ public override object GetValue()
       }
 
       //if not changed return the previous value
-      DateTime curTimestamp = File.GetCreationTime(_docFullPath);
+      DateTime curTimestamp = File.GetLastWriteTime(_docFullPath);
       string curLinkStr = linkStr();
       if ((curTimestamp == _timestamp) && (_oldLinkStr == curLinkStr) && (_value != null))
         return this._value;
 
 
       //value new so save timestamp and lookup new value
-      _timestamp = File.GetCreationTime(_docFullPath);
+      _timestamp = File.GetLastWriteTime(_docFullPath);
       _oldLinkStr = curLinkStr;
       string fileStr = File.ReadAllText(_docFullPath);
       JObject fullObj = JObject.Parse(fileStr);
@@ -1120,14 +1120,14 @@ public override object GetValue()
       }
 
       //if not changed return the previous value
-      DateTime curTimestamp = File.GetCreationTime(_docFullPath);
+      DateTime curTimestamp = File.GetLastWriteTime(_docFullPath);
       string curLinkStr = linkStr();
       if ((curTimestamp == _timestamp) && (_oldLinkStr == curLinkStr) && (_value != null))
         return this._value;
 
 
       //value new so save timestamp and lookup new value
-      _timestamp = File.GetCreationTime(_docFullPath);
+      _timestamp = File.GetLastWriteTime(_docFullPath);
       _oldLinkStr = curLinkStr;
       string docTxt = File.ReadAllText(_docFullPath);
       // Find matches.