diff --git a/SHERPA.BBM.UI/Pages/Docs.razor b/SHERPA.BBM.UI/Pages/Docs.razor
index f8ed1f9..c4a9ce5 100644
--- a/SHERPA.BBM.UI/Pages/Docs.razor
+++ b/SHERPA.BBM.UI/Pages/Docs.razor
@@ -65,11 +65,11 @@
                 <thead>
                     <tr>
                         <th></th>
+                        <th>Attivo</th>
+                        <th>Tipo</th>
                         <th>Cod</th>
                         <th>Descript</th>
-                        <th>Id</th>
                         <th>Data ins</th>
-                        <th>Type</th>
                         <th class="text-right"></th>
                     </tr>
                 </thead>
@@ -78,11 +78,11 @@
                     {
                         <tr>
                             <td><button class="btn btn-sm btn-info" @onclick="() => Edit(record)"><span class="oi oi-pencil"></span></button>&nbsp;<button class="btn btn-sm btn-success" @onclick="() => ShowResources(record)" title="Vai al dettaglio risorse"><span class="oi oi-puzzle-piece"></span></button></td>
+                            <td><input type="checkbox" value="@record.IsActive" @onclick="() => SetActive(record)" /></td>
+                            <td>@record.DocType</td>
                             <td>@record.CodDoc</td>
                             <td>@record.Descript</td>
-                            <td>@record.DocId</td>
                             <td>@record.DataIns.ToString("yyyy.MM.dd HH:mm")</td>
-                            <td>@record.DocType</td>
                             <td class="text-right"><button class="btn btn-sm btn-danger" @onclick="() => Delete(record)"><span class="oi oi-trash"></span></button></td>
                         </tr>
                     }
@@ -224,6 +224,12 @@
         currItem = currRecord;
     }
 
+    protected void SetActive(SHERPA.BBM.DatabaseModels.DocsModel currRecord)
+    {
+        // imposto ad attivo SOLO il DOC corrente tra quelli della negoziazione
+        BBMService.DocSetActive(currRecord);
+    }
+
     protected void ShowResources(SHERPA.BBM.DatabaseModels.DocsModel currRecord)
     {
         // rimando...
diff --git a/SHERPA.BBM/Controllers/BBMController.cs b/SHERPA.BBM/Controllers/BBMController.cs
index 1fec69b..3ff1726 100644
--- a/SHERPA.BBM/Controllers/BBMController.cs
+++ b/SHERPA.BBM/Controllers/BBMController.cs
@@ -293,7 +293,7 @@ namespace SHERPA.BBM.Controllers
             {
                 var currData = dbCtx
                     .DbSetDocs
-                    .Where(x => x.CodDoc == updItem.CodDoc)
+                    .Where(x => x.DocId == updItem.DocId)
                     .FirstOrDefault();
                 if (currData != null)
                 {
@@ -313,6 +313,38 @@ namespace SHERPA.BBM.Controllers
             return done;
         }
 
+        /// <summary>
+        /// Aggiorna un item Doc come ACTIVE (e inactive gli altri della stessa negoziazione)
+        /// </summary>
+        /// <param name="updItem"></param>
+        /// <returns></returns>
+        public bool DocSetActive(DatabaseModels.DocsModel updItem)
+        {
+            bool done = false;
+            try
+            {
+                var currData = dbCtx
+                    .DbSetDocs
+                    .Where(x => x.DocId == updItem.DocId)
+                    .FirstOrDefault()
+                    .IsActive=true;
+                
+                var otherData = dbCtx
+                    .DbSetDocs
+                    .Where(x => x.NegotiationId == updItem.NegotiationId && x.DocId != updItem.DocId)
+                    .ToList();
+                foreach (var item in otherData)
+                {
+                    item.IsActive = false;
+                }
+                dbCtx.SaveChanges();
+                done = true;
+            }
+            catch
+            { }
+            return done;
+        }
+
         /// <summary>
         /// Aggiunge un nuovo item
         /// </summary>