diff --git a/PROMS/VEPROMS.CSLA.Library/Extension/DocVersionExt.cs b/PROMS/VEPROMS.CSLA.Library/Extension/DocVersionExt.cs
index 2825fdfc..ea36fa7a 100644
--- a/PROMS/VEPROMS.CSLA.Library/Extension/DocVersionExt.cs
+++ b/PROMS/VEPROMS.CSLA.Library/Extension/DocVersionExt.cs
@@ -248,7 +248,9 @@ namespace VEPROMS.CSLA.Library
 				ROFstInfoList fstList = ROFstInfoList.GetBySize(rdi.RODbID, (int)fiRofst.Length);
 				if (fstList.Count > 0)
 				{
-					FileStream fsIn = new FileStream(rofstPath, FileMode.Open, FileAccess.Read, FileShare.Read);
+					// B2017-078  WCN users with Read only access to the RO FST file where not able to open the file for reading when
+					//            another user was accessing the file. Changed FileShare from Read to ReadWrite
+					FileStream fsIn = new FileStream(rofstPath, FileMode.Open, FileAccess.Read, FileShare.ReadWrite);
 					// Create an instance of StreamReader that can read characters from the FileStream.
 					BinaryReader r = new BinaryReader(fsIn);
 					byte[] ab = r.ReadBytes((int)fsIn.Length);