Verification Error: Remote data fetch has been failed

[unconst]

Extrinsics fail while talking to a light client with error:

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SubstrateRequestException Traceback (most recent call last) in ----> 1 recipt = substrate.submit_extrinsic(extrinsic, wait_for_inclusion=False)

~/.pyenv/versions/3.7.3/lib/python3.7/site-packages/substrateinterface/base.py in submit_extrinsic(self, extrinsic, wait_for_inclusion, wait_for_finalization) 1569 1570 if 'result' not in response: -> 1571 raise SubstrateRequestException(response.get('error')) 1572 1573 result = ExtrinsicReceipt(

SubstrateRequestException: {'code': 1002, 'message': 'Verification Error: Remote data fetch has been failed', 'data': 'Blockchain(RemoteFetchFailed)'}

This same call works when connecting to a full node, but fails while communicating with a light client.