i can't generate my design

[kuuhaku623]

in the terminal it's showed:

Exception in Tkinter callback
Traceback (most recent call last):
File "C:\Users\KKA\AppData\Local\Programs\Python\Python313\Lib\tkinter_init_.py", line 2074, in call
return self.func(*args)
~~~~~~~~~^^^^^^^
File "c:\Users\KKA\Downloads\Tkinter-Designer-master\gui\gui.py", line 72, in btn_clicked
designer.design()
~~~~~~~~~~~~~~~^^
File "C:\Users\KKA\Downloads\Tkinter-Designer-master\tkdesigner\designer.py", line 32, in design
code = self.to_code()
File "C:\Users\KKA\Downloads\Tkinter-Designer-master\tkdesigner\designer.py", line 19, in to_code
for f in self.file_data["document"]["children"][0]["children"]:
~~~~~~~~~~~~~~^^^^^^^^^^^^
KeyError: 'document'

[JIeJLMeHb]

Same problem:
Exception in Tkinter callback
Traceback (most recent call last):
File "C:\Users\User\AppData\Local\Programs\Python\Python310\lib\tkinter_init_.py", line 1921, in call
return self.func(*args)
File "d:\User\Python\Tkinter-Designer\Tkinter-Designer\gui\gui.py", line 72, in btn_clicked
designer.design()
File "D:\User\Python\Tkinter-Designer\Tkinter-Designer\tkdesigner\designer.py", line 32, in design
code = self.to_code()
File "D:\User\Python\Tkinter-Designer\Tkinter-Designer\tkdesigner\designer.py", line 19, in to_code
for f in self.file_data["document"]["children"][0]["children"]:
KeyError: 'document'