diff --git a/flatc_deserializer.py b/flatc_deserializer.py
index 1721ea3..25fc839 100644
--- a/flatc_deserializer.py
+++ b/flatc_deserializer.py
@@ -10,6 +10,7 @@
 from main import prepare_app, get_flatc_path, execute_deserialize
 
 if __name__ == "__main__":
+    sys.tracebacklimit = 0
     prepare_app("images/flatbuffers-logo-clean.png")
     parser = argparse.ArgumentParser(prog=t("main.flatc_deserializer_name"),
                                      description=t("main.flatc_deserializer_desc"))
@@ -21,5 +22,5 @@
     parser.add_argument("-f", "--flatc_path", type=str, default="", help=t("main.flatc_path_arg"))
     args = parser.parse_args()
     sys.exit(execute_deserialize(
-        get_flatc_path(os.getcwd(), True) if args.flatc_path == "" else args.flatc_path,
+        get_flatc_path(os.getcwd(), True, False) if args.flatc_path == "" else args.flatc_path,
         args.schema_path, args.binary_paths, args.output_path))
diff --git a/flatc_deserializer_batch.py b/flatc_deserializer_batch.py
index 9858586..12cc937 100644
--- a/flatc_deserializer_batch.py
+++ b/flatc_deserializer_batch.py
@@ -11,6 +11,7 @@
 from main import prepare_app, get_flatc_path, execute_deserialize_batch
 
 if __name__ == "__main__":
+    sys.tracebacklimit = 0
     prepare_app("images/flatbuffers-batch-logo-clean.png")
     parser = argparse.ArgumentParser(prog=t("main.flatc_deserializer_name"),
                                      description=t("main.flatc_derializer_desc"))
@@ -23,5 +24,5 @@
     parser.add_argument("-f", "--flatc_path", type=str, default="", help=t("main.flatc_path_arg"))
     args = parser.parse_args()
     sys.exit(execute_deserialize_batch(
-        get_flatc_path(os.getcwd(), True) if args.flatc_path == "" else args.flatc_path,
+        get_flatc_path(os.getcwd(), True, False) if args.flatc_path == "" else args.flatc_path,
         args.schemas_path, args.binaries_path, args.output_path))
diff --git a/flatc_downloader.py b/flatc_downloader.py
index fab8fd1..b0176c1 100644
--- a/flatc_downloader.py
+++ b/flatc_downloader.py
@@ -10,10 +10,11 @@
 from main import prepare_app, execute_download
 
 if __name__ == "__main__":
+    sys.tracebacklimit = 0
     prepare_app("images/flatbuffers-downloader-logo-clean.png")
     parser = argparse.ArgumentParser(prog=t("main.flatc_downloader_name"),
                                      description=t("main.flatc_downloader_desc"))
-    parser.add_argument("downloads_directory", type=str, default=os.getcwd(),
+    parser.add_argument("downloads_directory", nargs="?", type=str, default=os.getcwd(),
                         help=t("main.download_directory_arg"))
     args = parser.parse_args()
     sys.exit(execute_download(args.downloads_directory))
diff --git a/main.py b/main.py
index 99eb7b5..2fb2c2a 100644
--- a/main.py
+++ b/main.py
@@ -51,19 +51,19 @@ def prepare_app(icon_path: str):
     root.iconphoto(True, PhotoImage(file=get_resource_path(icon_path)))
 
 
-def get_flatc_path(root_path: str, allow_ask: bool, suppress_ask_error: bool = True) -> str:
+def get_flatc_path(root_path: str, allow_ask: bool, suppress_error: bool) -> str:
     """
     Получение пути к файлу компилятора Flatbuffers.
     :param root_path: Путь к текущей рабочей директории.
     :param allow_ask: Позволить открыть файл через диалоговое окно, если файла нет в рабочей директории.
-    :param suppress_ask_error: Игнорировать ошибку FileNotFoundError, если не выводится диалоговое окно для файла.
+    :param suppress_error: Игнорировать ошибку FileNotFoundError.
     :return: Путь к файлу.
     """
     flatc_path = which("flatc", path=root_path + os.sep)
     if flatc_path is not None:
         return os.path.abspath(flatc_path)
     if not allow_ask:
-        if suppress_ask_error:
+        if suppress_error:
             return ""
         raise FileNotFoundError(i18n.t("main.executable_not_found") % "flatc")
     if sys.platform == "win32":
@@ -72,9 +72,13 @@ def get_flatc_path(root_path: str, allow_ask: bool, suppress_ask_error: bool = T
         filetypes = []
     flatc_path = askopenfilename(title=i18n.t("main.tkinter_flatc_select"), filetypes=filetypes)
     if flatc_path == "":
+        if suppress_error:
+            return ""
         raise FileNotFoundError(i18n.t("main.executable_not_found") % "flatc")
     flatc_path = which(os.path.split(flatc_path)[1], path=os.path.split(flatc_path)[0])
     if flatc_path is None:
+        if suppress_error:
+            return ""
         raise FileNotFoundError(i18n.t("main.executable_not_found") % "flatc")
     return os.path.abspath(flatc_path)