Pavel Shiriaev

07/27/2023, 12:48 PM
Hello everyone! I am getting this error:
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Validation of flow parameters failed with error: 
Traceback (most recent call last):
  File "/usr/local/lib/python3.10/site-packages/prefect/", line 304, in retrieve_flow_then_begin_flow_run
    parameters = flow.validate_parameters(flow_run.parameters)
  File "/usr/local/lib/python3.10/site-packages/prefect/", line 344, in validate_parameters
    args, kwargs = parameters_to_args_kwargs(self.fn, parameters)
  File "/usr/local/lib/python3.10/site-packages/prefect/utilities/", line 158, in parameters_to_args_kwargs
    raise SignatureMismatchError.from_bad_params(
prefect.exceptions.SignatureMismatchError: Function expects parameters ['minio_secret_path', 'bucket_name', 'bucket_upload_path', 'dwh_secret_path', 'db_name', 'collection', 'pg_schema', 'target_table', 'postgres_name', 'default_schema', 'username', 'password', 'url', 'port', 'sections_dict', 'dwh_rule', 'api_post'] but was provided with parameters ['minio_secret_path', 'minio_host', 'minio_port', 'bucket_name', 'bucket_upload_path', 'dwh_secret_path', 'db_ip', 'dp_port', 'db_name', 'collection', 'dwh_rule', 'api_post']
First run was ok. But after several hours passed, crontab started new flow all mentioned parameters disappeared some how. What is wrong? I do not use these parameters:
in my deploy and flow. Prefect itself decided to add them to the list of required parameters. Why could this happen?