diff --git a/PROMS/DataLoader/Procedures.cs b/PROMS/DataLoader/Procedures.cs
index 28944587..dcea6621 100644
--- a/PROMS/DataLoader/Procedures.cs
+++ b/PROMS/DataLoader/Procedures.cs
@@ -470,10 +470,17 @@ namespace DataLoader
 		}
 
 		// check for duplicate SET file data  - jsj 2/11/10
-		private bool OKtoProcessDBF(DataRow dr)
+		private bool OKtoProcessDBF(DataRow dr, string pth)
 		{
 			string pfn = dr["Entry"].ToString();
 			string pn = dr["Number"].ToString();
+			FileInfo fi = new FileInfo(pth + "\\" + pfn + ".dbf");
+			if (!fi.Exists)
+			{
+				_MyLog.WarnFormat("Data file does not exist {0}", fi.FullName);
+				frmMain.AddError("Data file does not exist {0}", fi.FullName);
+				return false;
+			}
 			if (!dicSetfileEntries.ContainsValue(pfn) && !dicSetfileEntries.ContainsKey(pn))
 			{
 				dicSetfileEntries.Add(pn, pfn);
@@ -501,7 +508,7 @@ namespace DataLoader
 					{
 						if (++i > frmMain.SkipProcedures)
 						{
-							if (OKtoProcessDBF(dr)) // look for duplicate SET file info - jsj 2/11/10
+							if (OKtoProcessDBF(dr, pth)) // look for duplicate SET file info - jsj 2/11/10
 							{
 								List<int> cacheContentInfo = ContentInfo.CacheList;
 								List<int> cacheItemInfo = ItemInfo.CacheList;