@@ -55,7 +55,10 @@ }()
 	if err := fn.handler(w, r); err != nil {
 		if strings.Contains(r.Header.Get("Accept"), "text/html") {
 			w.WriteHeader(err.Code)
-			templates.NotFound(*fn.config, r.URL.Path).Render(r.Context(), w)
+			err := templates.NotFound(*fn.config, r.URL.Path).Render(r.Context(), w)
+			if err != nil {
+				http.Error(w, err.Error(), http.StatusInternalServerError)
+			}
 		} else {
 			http.Error(w, err.Message, err.Code)
 		}