Error running tuner component in tfx pipeline

I’m trying to create a pipeline for ML project. But whenever I run the the Tuner component, I get this error

---------------------------------------------------------------------------
TypeError                                 Traceback (most recent call last)
/tmp/ipykernel_623970/2105798542.py in <cell line: 1>()
----> 1 context.run(tuner, enable_cache=False)

~/miniconda3/envs/pipe/lib/python3.9/site-packages/tfx/orchestration/experimental/interactive/notebook_utils.py in run_if_ipython(*args, **kwargs)
     29       # __IPYTHON__ variable is set by IPython, see
     30       # https://ipython.org/ipython-doc/rel-0.10.2/html/interactive/reference.html#embedding-ipython.
---> 31       return fn(*args, **kwargs)
     32     else:
     33       logging.warning(

~/miniconda3/envs/pipe/lib/python3.9/site-packages/tfx/orchestration/experimental/interactive/interactive_context.py in run(self, component, enable_cache, beam_pipeline_args)
    162         telemetry_utils.LABEL_TFX_RUNNER: runner_label,
    163     }):
--> 164       execution_id = launcher.launch().execution_id
    165 
    166     return execution_result.ExecutionResult(

~/miniconda3/envs/pipe/lib/python3.9/site-packages/tfx/orchestration/launcher/base_component_launcher.py in launch(self)
    204       # be immutable in this context.
    205       # output_dict can still be changed, specifically properties.
--> 206       self._run_executor(execution_decision.execution_id,
    207                          copy.deepcopy(execution_decision.input_dict),
    208                          execution_decision.output_dict,
...
--> 677         if len(sorted_trials) < num_trials:
    678             sorted_trials = sorted_trials + [
    679                 t

TypeError: '<' not supported between instances of 'int' and 'NoneType'

Any help…?