diff --git a/Controllers/TecniciController.cs b/Controllers/TecniciController.cs
index 8bf3d4e..96f727b 100644
--- a/Controllers/TecniciController.cs
+++ b/Controllers/TecniciController.cs
@@ -1,7 +1,9 @@
 using Microsoft.AspNetCore.Mvc;
 using Newtonsoft.Json;
+using System.ComponentModel.DataAnnotations;
 using System.Diagnostics;
 using System.Text;
+using System.Xml.Linq;
 using VirtualTask.Models;
 using X.PagedList;
 using static System.Net.Mime.MediaTypeNames;
@@ -104,39 +106,71 @@ namespace VirtualTask.Controllers
         [HttpPost]
         public IActionResult Create(Tecnici model)
         {
+
             SessionHelper helper = new SessionHelper(this);
-            token = helper.GetStringValue("tok");
-            tenant = helper.GetStringValue("tenant");
+            if (ModelState.IsValid)
+            {           
+                token = helper.GetStringValue("tok");
+                tenant = helper.GetStringValue("tenant");
 
-            if (string.IsNullOrEmpty(token))
-            {
-                return RedirectToAction("Login2", "Login");
-            }
-            model.tccodazi = tenant;
+                if (string.IsNullOrEmpty(token))
+                {
+                    return RedirectToAction("Login2", "Login");
+                }
+                //step 1 prima controllo che le credenziali di login non siano già presenti.
+                //per fare questo chiamo il metodo api tecniciListAll
+                Controllo c = isLoginPresente(model.tcuser, model.tcpwd, helper);
+                if (c.isPresente)
+                {
+                    ModelState.AddModelError("tcuser", "Login già utilizzata. Scegliere un nome utente differente");
+                }
 
-            apiUrl = helper.GetStringValue("apiUrl");
-            admin = helper.GetStringValue("admin");
-            ViewBag.Admin = admin;
-            urlBase = apiUrl + "tecnici/add";
-            urlBase = urlBase + "?token=" + token;
-            Uri baseAddress = new Uri(urlBase);
-            client = new HttpClient();
-            client.BaseAddress = baseAddress;
+                if(!c.isPresente)
+                {
+                    model.tccodazi = tenant;
 
-            string data = JsonConvert.SerializeObject(model);
-            StringContent content = new StringContent(data, Encoding.UTF8, "application/json");
-            HttpResponseMessage response = client.PostAsync(baseAddress, content).Result;
+                    apiUrl = helper.GetStringValue("apiUrl");
+                    admin = helper.GetStringValue("admin");
+                    ViewBag.Admin = admin;
+                    urlBase = apiUrl + "tecnici/add";
+                    urlBase = urlBase + "?token=" + token;
+                    Uri baseAddress = new Uri(urlBase);
+                    client = new HttpClient();
+                    client.BaseAddress = baseAddress;
 
-            if (response.IsSuccessStatusCode)
-            {
-                return RedirectToAction("Index");
+                    string data = JsonConvert.SerializeObject(model);
+                    StringContent content = new StringContent(data, Encoding.UTF8, "application/json");
+                    HttpResponseMessage response = client.PostAsync(baseAddress, content).Result;
+
+                    if (response.IsSuccessStatusCode)
+                    {
+                        return RedirectToAction("Index");
+                    }
+                    else
+                    {
+                        errMes = response.Content.ReadAsStringAsync().Result;
+                        helper.SetStringValue("ErrMsg", errMes);
+                        return RedirectToAction("Index");
+                    }
+                }
+                else
+                {
+                    return View("Create", model);
+                }
             }
             else
             {
-                errMes = response.Content.ReadAsStringAsync().Result;
-                helper.SetStringValue("ErrMsg", errMes);
-                return RedirectToAction("Index");
+                //foreach (var Elemento in ModelState.Values)
+                //{
+                //    foreach (var Errore in Elemento.Errors)
+                //    {
+                //        string ErroreRilevato = Errore.ErrorMessage;
+                //    }
+                //}
+                //return RedirectToAction("Create");
+                return View("Create", model);
             }
+
         }
 
         #endregion CREATE
@@ -347,5 +381,47 @@ namespace VirtualTask.Controllers
             string e = helper.GetStringValue("errMsg");
             return View(new ErrorViewModel { RequestId = Activity.Current?.Id ?? HttpContext.TraceIdentifier, ErrMsg = e });
         }
+        public Controllo isLoginPresente(string user, string pwd, SessionHelper helper)
+        {
+            Controllo c=new Controllo();
+            c.isPresente = false;
+
+            urlBase = apiUrl + "tecniciListAll";
+            urlBase = urlBase + "?usr=" + user;
+            urlBase = urlBase + "&pwd=" + pwd;
+            Uri baseAddress = new Uri(urlBase);
+            client = new HttpClient();
+            client.BaseAddress = baseAddress;
+
+            List<Tecnici> modelList = new List<Tecnici>();
+
+            HttpResponseMessage response = client.GetAsync(baseAddress).Result;
+
+            if (response.IsSuccessStatusCode)
+            {
+                string data = response.Content.ReadAsStringAsync().Result;
+                modelList = JsonConvert.DeserializeObject<List<Tecnici>>(data);
+                if(modelList!=null && modelList.Count>0)
+                    c.isPresente=true;  
+            }
+            else
+            {
+                errMes = response.Content.ReadAsStringAsync().Result;
+                helper.SetStringValue("errMsg", errMes);
+                c.errMsg = errMes;
+            }
+            return c;
+        }
+
+    }
+    public class Controllo
+    {
+        /// <summary></summary>
+        public string? errMsg { get; set; }
+
+        /// <summary></summary>
+        public bool isPresente { get; set; }
     }
 }
+
+
diff --git a/Views/Anag/Delete.cshtml b/Views/Anag/Delete.cshtml
index 5afc7d3..2007a2e 100644
--- a/Views/Anag/Delete.cshtml
+++ b/Views/Anag/Delete.cshtml
@@ -74,6 +74,8 @@
             <form asp-action="DeleteConfirmed">
                 <input type="submit" value="Elimina" class="agy-btn submitForm" />
                 <input type="hidden" id="id" value=@Html.DisplayFor(model => model.ancodice) name="id" />
+                <input type="hidden" id="antipcon" value="C" name="antipcon" />
+                <input type="hidden" id="ancodice" value=@Html.DisplayFor(model => model.ancodice) name="ancodice" />
                 <div>
                     <a asp-action="Index">Torna alla lista</a>
                 </div>
diff --git a/appsettings.json b/appsettings.json
index 4460f4a..41d46d1 100644
--- a/appsettings.json
+++ b/appsettings.json
@@ -6,8 +6,8 @@
     }
   },
   "ApplicationInsights": {
-    //"rootUrlApi": "https://api.poloinformatico.it:9000/api/Polo/",
-    "rootUrlApi": "http://testapi.poloinformatico.it:9001/api/Polo/",
+    "rootUrlApi": "https://api.poloinformatico.it:9000/api/Polo/",
+    //"rootUrlApi": "http://testapi.poloinformatico.it:9001/api/Polo/",
     "mittenteMail": "audiffredi@poloinformatico.it",
     "nomeMail": "Supporto Virtual Task",
     "pwdMail": "audicruz70",
diff --git a/wwwroot/assets/images/Bild1.png b/wwwroot/assets/images/Bild1.png
index 2b3e83b..7a78cd6 100644
Binary files a/wwwroot/assets/images/Bild1.png and b/wwwroot/assets/images/Bild1.png differ