Hello, I'm trying to ingest looker metadata but I'm having some problems. 1 week ago I was able to ingest with the same config file.

---- (full traceback above) ----
File "/usr/local/lib/python3.8/site-packages/datahub/entrypoints.py", line 91, in main
    sys.exit(datahub(standalone_mode=False, **kwargs))
File "/usr/local/lib/python3.8/site-packages/click/core.py", line 1128, in __call__
    return self.main(*args, **kwargs)
File "/usr/local/lib/python3.8/site-packages/click/core.py", line 1053, in main
    rv = self.invoke(ctx)
File "/usr/local/lib/python3.8/site-packages/click/core.py", line 1659, in invoke
    return _process_result(sub_ctx.command.invoke(sub_ctx))
File "/usr/local/lib/python3.8/site-packages/click/core.py", line 1659, in invoke
    return _process_result(sub_ctx.command.invoke(sub_ctx))
File "/usr/local/lib/python3.8/site-packages/click/core.py", line 1395, in invoke
    return ctx.invoke(self.callback, **ctx.params)
File "/usr/local/lib/python3.8/site-packages/click/core.py", line 754, in invoke
    return __callback(*args, **kwargs)
File "/usr/local/lib/python3.8/site-packages/datahub/cli/ingest_cli.py", line 52, in run
    pipeline = Pipeline.create(pipeline_config)
File "/usr/local/lib/python3.8/site-packages/datahub/ingestion/run/pipeline.py", line 120, in create
    return cls(config)
File "/usr/local/lib/python3.8/site-packages/datahub/ingestion/run/pipeline.py", line 88, in __init__
    self.source: Source = source_class.create(
File "/usr/local/lib/python3.8/site-packages/datahub/ingestion/source/looker.py", line 788, in create
    return cls(config, ctx)
File "/usr/local/lib/python3.8/site-packages/datahub/ingestion/source/looker.py", line 245, in __init__
    self.client = LookerAPI(self.source_config).get_client()
File "/usr/local/lib/python3.8/site-packages/datahub/ingestion/source/looker.py", line 84, in __init__
    raise ConfigurationError(

ConfigurationError: Failed to initialize Looker client. Please check your configuration.

@microscopic-elephant-47912: can you share the structure of your config?