test command problem

[midnightyoff]

When I run the test command, I get an error:

CMD> test 010c
Raw command:_________
Could not run test: TypeError('can only concatenate str (not "NoneType") to str')
Traceback (most recent call last):
File "C:\Users\Comp\AppData\Local\Programs\Python\Python311\Lib\site-packages\elm\interpreter.py", line 445, in do_test
response_data) = self.emulator.handle_request(arg, do_write=False)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "C:\Users\Comp\AppData\Local\Programs\Python\Python311\Lib\site-packages\elm\elm.py", line 1842, in handle_request
re.match(i_pattern, ECU_TASK.upper() + ecu)):
~~~~~~~~~~~~~~~~~^~~~~
TypeError: can only concatenate str (not "NoneType") to str