diff --git a/Controllers/HomeController.cs b/Controllers/HomeController.cs
index 31de6eb..53d5802 100644
--- a/Controllers/HomeController.cs
+++ b/Controllers/HomeController.cs
@@ -151,10 +151,31 @@ namespace QRRapidoApp.Controllers
             return View();
         }
 
+        //[ResponseCache(Duration = 0, Location = ResponseCacheLocation.None, NoStore = true)]
+        //public IActionResult Error()
+        //{
+        //    return View(new ErrorViewModel { RequestId = Activity.Current?.Id ?? HttpContext.TraceIdentifier });
+        //}
+
         [ResponseCache(Duration = 0, Location = ResponseCacheLocation.None, NoStore = true)]
         public IActionResult Error()
         {
-            return View(new ErrorViewModel { RequestId = Activity.Current?.Id ?? HttpContext.TraceIdentifier });
+            var errorCode = Request.Query["code"].ToString();
+            var errorMessage = "";
+
+            // Interpretar códigos de erro específicos
+            if (errorCode.StartsWith("M.C506"))
+            {
+                errorMessage = "Erro de autenticação. Verifique suas credenciais e tente novamente.";
+            }
+
+            ViewBag.ErrorCode = errorCode;
+            ViewBag.ErrorMessage = errorMessage;
+
+            return View(new ErrorViewModel
+            {
+                RequestId = Activity.Current?.Id ?? HttpContext.TraceIdentifier
+            });
         }
 
         // Dynamic QR redirect endpoint
@@ -277,9 +298,9 @@ namespace QRRapidoApp.Controllers
         }
     }
 
-    public class ErrorViewModel
-    {
-        public string? RequestId { get; set; }
-        public bool ShowRequestId => !string.IsNullOrEmpty(RequestId);
-    }
+    //public class ErrorViewModel
+    //{
+    //    public string? RequestId { get; set; }
+    //    public bool ShowRequestId => !string.IsNullOrEmpty(RequestId);
+    //}
 }
\ No newline at end of file
diff --git a/Models/ErrorViewModel.cs b/Models/ErrorViewModel.cs
new file mode 100644
index 0000000..b9315f7
--- /dev/null
+++ b/Models/ErrorViewModel.cs
@@ -0,0 +1,11 @@
+namespace QRRapidoApp.Models
+{
+    public class ErrorViewModel
+    {
+        public string? RequestId { get; set; }
+        public bool ShowRequestId => !string.IsNullOrEmpty(RequestId);
+        public string? ErrorCode { get; set; }
+        public string? ErrorMessage { get; set; }
+    }
+}
+
diff --git a/QRRapidoApp.csproj b/QRRapidoApp.csproj
index b378955..2205c69 100644
--- a/QRRapidoApp.csproj
+++ b/QRRapidoApp.csproj
@@ -37,7 +37,6 @@
     <Folder Include="wwwroot\css\" />
     <Folder Include="Data\" />
     <Folder Include="Services\" />
-    <Folder Include="Models\" />
     <Folder Include="Middleware\" />
     <Folder Include="Tests\" />
   </ItemGroup>
diff --git a/Views/Shared/Error.cshtml b/Views/Shared/Error.cshtml
new file mode 100644
index 0000000..c746b63
--- /dev/null
+++ b/Views/Shared/Error.cshtml
@@ -0,0 +1,43 @@
+@using QRRapidoApp.Models
+@model ErrorViewModel
+@{
+    ViewData["Title"] = "Erro";
+    Layout = "~/Views/Shared/_Layout.cshtml";
+}
+
+<div class="container mt-5">
+    <div class="row justify-content-center">
+        <div class="col-md-8">
+            <div class="alert alert-danger">
+                <h1 class="display-4">Erro</h1>
+                <p>Ocorreu um erro durante o processamento da sua solicitação.</p>
+
+                @if (Model?.ShowRequestId == true)
+                {
+                    <p>
+                        <strong>Request ID:</strong> <code>@Model.RequestId</code>
+                    </p>
+                }
+
+                @if (!string.IsNullOrEmpty(ViewBag.ErrorCode))
+                {
+                    <p>
+                        <strong>Código do erro:</strong> <code>@ViewBag.ErrorCode</code>
+                    </p>
+                }
+
+                @if (!string.IsNullOrEmpty(ViewBag.ErrorMessage))
+                {
+                    <p>
+                        <strong>Mensagem:</strong> @ViewBag.ErrorMessage
+                    </p>
+                }
+            </div>
+
+            <div class="mt-3">
+                <a href="/pt-BR" class="btn btn-primary">Voltar ao Início</a>
+                <a href="/pt-BR/Account/Login" class="btn btn-secondary">Tentar Login Novamente</a>
+            </div>
+        </div>
+    </div>
+</div>