diff --git a/WebDoorCreator.Data/DTO/DDFDto.cs b/WebDoorCreator.Data/DTO/DDFDto.cs
index 2e27d4b..f5278eb 100644
--- a/WebDoorCreator.Data/DTO/DDFDto.cs
+++ b/WebDoorCreator.Data/DTO/DDFDto.cs
@@ -12,7 +12,7 @@ namespace WebDoorCreator.Data.DTO
     [Serializable]
     public class DDFDto
     {
-        public DDFDto() 
+        public DDFDto()
         { }
 
         public bool produce { get; set; } = false;
@@ -24,7 +24,7 @@ namespace WebDoorCreator.Data.DTO
         public DateTime date { get; set; } = DateTime.Now;
 
         public string piece { get; set; } = "DO_1";
-        
+
         public Sizing sizing { get; set; } = new Sizing();
         public Opening swing { get; set; } = new Opening();
         public string secure { get; set; } = "UP";
@@ -58,6 +58,12 @@ namespace WebDoorCreator.Data.DTO
             try
             {
                 var rawdata = GetYaml();
+                // elimino eventuale vecchio file...
+                if (File.Exists(filePath))
+                {
+                    File.Delete(filePath);
+                }
+                // scrivo!
                 File.WriteAllText(filePath, rawdata);
                 answ = true;
             }
diff --git a/WebDoorCreator.UI/Components/Buttons/ButtonsDoorDef.razor.cs b/WebDoorCreator.UI/Components/Buttons/ButtonsDoorDef.razor.cs
index 153bf2b..eac984e 100644
--- a/WebDoorCreator.UI/Components/Buttons/ButtonsDoorDef.razor.cs
+++ b/WebDoorCreator.UI/Components/Buttons/ButtonsDoorDef.razor.cs
@@ -69,6 +69,7 @@ namespace WebDoorCreator.UI.Components.Buttons
             var listOp = await WDCService.DoorOpGetByDoorId(DoorId);
             if (listOp != null)
             {
+                dictDoorOP = new Dictionary<string, Dictionary<string, string>>();
                 listDoorOp = listOp;
                 foreach (var item in listDoorOp)
                 {
diff --git a/WebDoorCreator.UI/temp/Conf.yaml b/WebDoorCreator.UI/temp/Conf.yaml
index fc81637..ee97d7a 100644
--- a/WebDoorCreator.UI/temp/Conf.yaml
+++ b/WebDoorCreator.UI/temp/Conf.yaml
@@ -7,7 +7,7 @@ order:
   project: ''
   pO: ''
   line: ''
-date: 2023-04-17T15:28:23.2220415+02:00
+date: 2023-04-17T15:36:56.5017349+02:00
 piece: DO_1
 sizing:
   width: 33.8125
@@ -58,7 +58,7 @@ doorOps:
     50013: 0.0
     side-refer from: lock_top/Lock-Top
   50074:
-    Folder: Generic_Mortise
+    Folder: Generic Conceiled
     Template: Generic_Conceiled\StdConHingeFaceR.lua
     50036: 4.875
     50014: 0.125