Unable to retrieve topology component health states. This may be because the admin component is not up and running

Scenario:

Search results¬†are giving you “Sorry, something went wrong” from any site.

When you open the search service application and are unable to see the green check marks for your topology, you instead see:

Unable to retrieve topology component health states. This may be because the admin component is not up and running

NOTE:  This example assumes a single server search topology.

Resolution:

You can try to recreate the search topology with Powershell:

 
If that does not do the trick, you need to remove the service application and recreate it, then run the new topology script above.

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