Product Search retuns error

Question

Hi all while searching product in magento 2.4.1 am getting below error my elastic search version is 7.12.1 can any one suggest what is the exact issue here.

1 exception(s): Exception #0 (Elasticsearch\Common\Exceptions\Missing404Exception): {"error":{"root_cause":[{"type":"index_not_found_exception","reason":"no such index [magento2_product_1]","resource.type":"index_or_alias","resource.id":"magento2_product_1","index_uuid":"na","index":"magento2_product_1"}],"type":"index_not_found_exception","reason":"no such index [magento2_product_1]","resource.type":"index_or_alias","resource.id":"magento2_product_1","index_uuid":"na","index":"magento2_product_1"},"status":404}

Exception #0 (Elasticsearch\Common\Exceptions\Missing404Exception): {"error":{"root_cause":[{"type":"index_not_found_exception","reason":"no such index [magento2_product_1]","resource.type":"index_or_alias","resource.id":"magento2_product_1","index_uuid":"na","index":"magento2_product_1"}],"type":"index_not_found_exception","reason":"no such index [magento2_product_1]","resource.type":"index_or_alias","resource.id":"magento2_product_1","index_uuid":"na","index":"magento2_product_1"},"status":404}

#1 Elasticsearch\Connections\Connection->Elasticsearch\Connections\{closure}() called at [vendor/react/promise/src/FulfilledPromise.php:28] #2 React\Promise\FulfilledPromise->then() called at [vendor/ezimuel/ringphp/src/Future/CompletedFutureValue.php:55] #3 GuzzleHttp\Ring\Future\CompletedFutureValue->then() called at [vendor/ezimuel/ringphp/src/Core.php:341]

Answer 1

You can try to set magento work with ES7.

php bin/magento config:set  catalog/search/engine  elasticsearch7
php bin/magento cache:clean config
php bin/magento indexer:reindex