diff --git a/PROMS/VEPROMS User Interface/frmBatchRefreshCheckedOut.cs b/PROMS/VEPROMS User Interface/frmBatchRefreshCheckedOut.cs
index 7da971fd..8eba4e10 100644
--- a/PROMS/VEPROMS User Interface/frmBatchRefreshCheckedOut.cs	
+++ b/PROMS/VEPROMS User Interface/frmBatchRefreshCheckedOut.cs	
@@ -43,9 +43,13 @@ namespace VEPROMS
 		private void frmBatchRefreshCheckedOut_Load(object sender, EventArgs e)
 		{
 			Owner.Hide();
-			foreach (ProcedureInfo pi in CheckedOutProcedures)
-				AddToDisplayList(pi);
-			tmrCheck.Enabled = true;
+			// B2023-051 check for a null list container and an empty list
+			if (CheckedOutProcedures != null && CheckedOutProcedures.Count > 0)
+			{
+				foreach (ProcedureInfo pi in CheckedOutProcedures)
+					AddToDisplayList(pi);
+				tmrCheck.Enabled = true;
+			}
 		}
 		private void AddToDisplayList(ProcedureInfo pi)
 		{