konsh vi mode error with async prompt

error

Traceback (most recent call last):
  File "/home/u/miniconda3/lib/python3.9/site-packages/xonsh/__amalgam__.py", line 22429, in main
    sys.exit(main_xonsh(args))
  File "/home/u/miniconda3/lib/python3.9/site-packages/xonsh/__amalgam__.py", line 22467, in main_xonsh
    shell.shell.cmdloop()
  File "/home/u/miniconda3/lib/python3.9/site-packages/xonsh/ptk_shell/shell.py", line 338, in cmdloop
    line = self.singleline(auto_suggest=auto_suggest)
  File "/home/u/miniconda3/lib/python3.9/site-packages/xonsh/ptk_shell/shell.py", line 307, in singleline
    line = self.prompter.prompt(**prompt_args)
  File "/home/u/miniconda3/lib/python3.9/site-packages/prompt_toolkit/shortcuts/prompt.py", line 1013, in prompt
    return self.app.run(set_exception_handler=set_exception_handler)
  File "/home/u/miniconda3/lib/python3.9/site-packages/prompt_toolkit/application/application.py", line 825, in run
    return loop.run_until_complete(
  File "/home/u/miniconda3/lib/python3.9/asyncio/base_events.py", line 642, in run_until_complete
    return future.result()
  File "/home/u/miniconda3/lib/python3.9/site-packages/prompt_toolkit/application/application.py", line 792, in run_async
    return await _run_async2()
  File "/home/u/miniconda3/lib/python3.9/site-packages/prompt_toolkit/application/application.py", line 774, in _run_async2
    result = await _run_async()
  File "/home/u/miniconda3/lib/python3.9/site-packages/prompt_toolkit/application/application.py", line 652, in _run_async
    self._pre_run(pre_run)
  File "/home/u/miniconda3/lib/python3.9/site-packages/prompt_toolkit/application/application.py", line 610, in _pre_run
    c()
  File "/home/u/miniconda3/lib/python3.9/site-packages/prompt_toolkit/shortcuts/prompt.py", line 1202, in pre_run2
    pre_run()
  File "/home/u/miniconda3/lib/python3.9/site-packages/xonsh/ptk_shell/formatter.py", line 69, in start_update
    self.updator.start()
AttributeError: 'PTKPromptFormatter' object has no attribute 'updator'
Xonsh encountered an issue during launch
Failback to /bin/bash
u@pc:~$