diff --git a/ClientExtApiException.cs b/ClientExtApiException.cs
deleted file mode 100644
index 81a5a69..0000000
--- a/ClientExtApiException.cs
+++ /dev/null
@@ -1,56 +0,0 @@
-using System;
-using NAMESPACEPLACEHOLDER.Model;
-using Newtonsoft.Json;
-
-namespace NAMESPACEPLACEHOLDER.Client {
-    /// <summary>
-    /// Extended API Exception, provides ErrorCode (http code), ServiceErrorCode (service
-    /// specific error code), status message (via super class ApiException), help link 
-    /// (also via super class ApiException) and offensive data via properties of the exception 
-    /// itself.
-    /// Usually when openapi specificiation provided ErrorResultObject type for endpoints 
-    /// which returns an object of that type in case of errors greater or equal then 400,
-    /// in particular for 400 and 500.
-    /// To use this Extended API Exception set the ExceptionFactory immediately after
-    /// instantiating the API object to ExtApiException.ExtExceptionFactory.
-    /// </summary>
-    public class ExtApiException: ApiException {
-        /// <summary>
-        /// ErrorCode, this is the http code returned by the webservice
-        /// readonly property
-        /// </summary>
-        public int ErrorCode { get; }
-        /// <summary>
-        /// ServiceErrorCode, this is the service specific error code, compare to the
-        /// serviceErrorCodes.yaml in the webservice project
-        /// readonly property
-        /// </summary>
-        public int ServiceErrorCode { get; }
-        /// <summary>
-        /// OffensiveData, repeats the data sent to the webservice which led to this
-        /// particular error
-        /// readonly property
-        /// </summary>
-        public String OffensiveData { get; }
-        
-        /// <summary>
-        /// Constructor of the ExtApiException, only to be used by the below factory method
-        /// </summary>
-        private ExtApiException(ErrorResultObject ero): base(ero.errorCode, ero.errorMessage, ero) {
-            ErrorCode = ero.errorCode;
-            ServiceErrorCode = ero.serviceErrorCode;
-            OffensiveData = ero.offensiveData;
-        }
-        
-        /// <summary>
-        /// ExceptionFactory to transform the http response of errors from the webservice into the
-        /// ExtApiException
-        /// Set it immediately after instantiating the API object within the new object.
-        /// </summary>
-        public static ExceptionFactory ExtExceptionFactory = (methodName, response) => {
-            return (((int)response.StatusCode) >= 400) ? new ExtApiException(JsonConvert.DeserializeObject<ErrorResultObject>(response.RawContent)) : null;
-        };
-    }
-}
-
-