diff --git a/NKC_WF/BasePage.cs b/NKC_WF/BasePage.cs
index 4d37129..5530e49 100644
--- a/NKC_WF/BasePage.cs
+++ b/NKC_WF/BasePage.cs
@@ -55,6 +55,7 @@ namespace NKC_WF
         }
 
         #region gestione compresisone viewstate
+        
         /*--------------------------------------------------------------
          * Compressione viewstate 
          * 
@@ -67,6 +68,7 @@ namespace NKC_WF
          *--------------------------------------------------------------*/
 
 
+#if false
         protected override object LoadPageStateFromPersistenceMedium()
         {
             string viewState = Request.Form["__VSTATE"];
@@ -85,7 +87,8 @@ namespace NKC_WF
             byte[] bytes = Convert.FromBase64String(viewStateString);
             bytes = Compressor.Compress(bytes);
             ClientScript.RegisterHiddenField("__VSTATE", Convert.ToBase64String(bytes));
-        }
+        } 
+#endif
 
         #endregion
 
diff --git a/NKC_WF/WebUserControls/cmp_batchList.ascx.cs b/NKC_WF/WebUserControls/cmp_batchList.ascx.cs
index c6cafbf..973a94b 100644
--- a/NKC_WF/WebUserControls/cmp_batchList.ascx.cs
+++ b/NKC_WF/WebUserControls/cmp_batchList.ascx.cs
@@ -220,7 +220,7 @@ namespace NKC_WF.WebUserControls
 
         private void fixDetails()
         {
-            divDetail.Visible = true;
+            divDetail.Visible = currSelRow >= 0;
             lastSelRow = currSelRow;
             // recupero BatchId selezionato
             cmp_batchDetail.BatchId = BatchIdSel;