elastisearch error is back - this time not going away

[XFFA.IR Bot]

I've had this before and always managed to clear it. this time it is not going away - Can someone please help - I've tried the usual tricks

Error

Code:

XFES\Elasticsearch\RequestException: Elasticsearch indexing error (queued): index [xf] blocked by: [FORBIDDEN/12/index read-only / allow delete (api)];

Slack trace

Code:

#0 src/addons/XFES/Elasticsearch/Api.php(331): XFES\Elasticsearch\Api->request('put', 'xf/_doc/...', '{
    "title": ...')
#1...

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