Finalement cetait bien exception

Sources/CoreLibrary/Exceptions/CodeCompletException.cs

@@ -27,5 +27,15 @@ namespace CoreLibrary.Exceptions
         /// </summary>
         public CodeCompletException(string message, Exception exception) : base(message, exception)
         {}
+
+        [Obsolete("This method is obsolete. Use alternative methods for data retrieval.", DiagnosticId = "SYSLIB0051")]
+        protected CodeCompletException(SerializationInfo info, StreamingContext contexte) : base(info, contexte) 
+        {}
+
+        [Obsolete("This method is obsolete. Use alternative methods for data retrieval.", DiagnosticId = "SYSLIB0051")]
+        public override void GetObjectData(SerializationInfo info, StreamingContext context)
+        {
+            base.GetObjectData(info, context);
+        }
     }
 }