Uncaught UnboundLocalError in base_coder.py line 1431

Aider version: 0.86.3.dev+less Python version: 3.11.2 Platform: Linux-6.1.0-33-amd64-x86_64-with-glibc2.36 Python implementation: CPython Virtual environment: Yes OS: Linux 6.1.0-33-amd64 (64bit) Git version: git version 2.39.5

An uncaught exception occurred:

Traceback (most recent call last):
  File "vallen", line 6, in <module>
    sys.exit(main())
             ^^^^^^
  File "main.py", line 1130, in main
    coder.run(with_message=args.message)
  File "base_coder.py", line 880, in run
    self.run_one(with_message, preproc)
  File "base_coder.py", line 934, in run_one
    list(self.send_message(message))
  File "base_coder.py", line 1431, in send_message
    print("\n[CHECK TOKENS]", file=sys.stderr)
                                   ^^^
UnboundLocalError: cannot access local variable 'sys' where it is not associated with a value