This post seems somewhat similar to yours: Kibana POST 403 (forbidden) on create index
Can you run GET /_recovery?human in dev tools and post the output?
Perhaps the index migration never completed on the .kibana index?
This post seems somewhat similar to yours: Kibana POST 403 (forbidden) on create index
Can you run GET /_recovery?human in dev tools and post the output?
Perhaps the index migration never completed on the .kibana index?
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