If i go to advanced settings, and set the defaultIndex to the id of the index, and save it, it does not get saved. Refreshing kibana and the value I just set is gone.
if you delete all your data, you also delete the kibana configuration data like index patterns. You need to recreate an index pattern in order to use kibana's discover/visualize tabs. You can go to 'Discover' and add an index pattern there.
In the future, you should probably not delete the .kibana index, unless you are really sure about that (this also deletes your visualizations and dashboards).
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