I am trying to upgrade from ELK 7.2.0 to 8.4.3 but getting below error , please help or suggest on the compatible version to upgrade to
fatal exception while booting Elasticsearch org.elasticsearch.ElasticsearchException: failed to bind service
at org.elasticsearch.server@8.4.3/org.elasticsearch.node.Node.(Node.java:1093)
at org.elasticsearch.server@8.4.3/org.elasticsearch.node.Node.(Node.java:311)
at org.elasticsearch.server@8.4.3/org.elasticsearch.bootstrap.Elasticsearch$2.(Elasticsearch.java:214)
at org.elasticsearch.server@8.4.3/org.elasticsearch.bootstrap.Elasticsearch.initPhase3(Elasticsearch.java:214)
at org.elasticsearch.server@8.4.3/org.elasticsearch.bootstrap.Elasticsearch.main(Elasticsearch.java:67)
Caused by: org.elasticsearch.gateway.CorruptStateException: Format version is not supported. Upgrading to [8.4.3] is only supported from version [7.17.0].