[2020-09-29T15:25:43,752][ERROR][o.e.b.Bootstrap ] [VDCGraylogNode02] Exception
java.lang.IllegalArgumentException: node settings must not contain any index level settings
at org.elasticsearch.common.settings.SettingsModule.(SettingsModule.java:143) ~[elasticsearch-7.8.1.jar:7.8.1]
at org.elasticsearch.node.Node.(Node.java:370) ~[elasticsearch-7.8.1.jar:7.8.1]
at org.elasticsearch.node.Node.(Node.java:266) ~[elasticsearch-7.8.1.jar:7.8.1]
at org.elasticsearch.bootstrap.Bootstrap$5.(Bootstrap.java:227) ~[elasticsearch-7.8.1.jar:7.8.1]
at org.elasticsearch.bootstrap.Bootstrap.setup(Bootstrap.java:227) ~[elasticsearch-7.8.1.jar:7.8.1]
at org.elasticsearch.bootstrap.Bootstrap.init(Bootstrap.java:393) [elasticsearch-7.8.1.jar:7.8.1]
at org.elasticsearch.bootstrap.Elasticsearch.init(Elasticsearch.java:170) [elasticsearch-7.8.1.jar:7.8.1]
at org.elasticsearch.bootstrap.Elasticsearch.execute(Elasticsearch.java:161) [elasticsearch-7.8.1.jar:7.8.1]
at org.elasticsearch.cli.EnvironmentAwareCommand.execute(EnvironmentAwareCommand.java:86) [elasticsearch-7.8.1.jar:7.8.1]
at org.elasticsearch.cli.Command.mainWithoutErrorHandling(Command.java:127) [elasticsearch-cli-7.8.1.jar:7.8.1]
at org.elasticsearch.cli.Command.main(Command.java:90) [elasticsearch-cli-7.8.1.jar:7.8.1]
at org.elasticsearch.bootstrap.Elasticsearch.main(Elasticsearch.java:126) [elasticsearch-7.8.1.jar:7.8.1]
at org.elasticsearch.bootstrap.Elasticsearch.main(Elasticsearch.java:92) [elasticsearch-7.8.1.jar:7.8.1]
[2020-09-29T15:25:43,757][ERROR][o.e.b.ElasticsearchUncaughtExceptionHandler] [VDCGraylogNode02] uncaught exception in thread [main]
org.elasticsearch.bootstrap.StartupException: java.lang.IllegalArgumentException: node settings must not contain any index level settings
at org.elasticsearch.bootstrap.Elasticsearch.init(Elasticsearch.java:174) ~[elasticsearch-7.8.1.jar:7.8.1]
at org.elasticsearch.bootstrap.Elasticsearch.execute(Elasticsearch.java:161) ~[elasticsearch-7.8.1.jar:7.8.1]
at org.elasticsearch.cli.EnvironmentAwareCommand.execute(EnvironmentAwareCommand.java:86) ~[elasticsearch-7.8.1.jar:7.8.1]
at org.elasticsearch.cli.Command.mainWithoutErrorHandling(Command.java:127) ~[elasticsearch-cli-7.8.1.jar:7.8.1]
at org.elasticsearch.cli.Command.main(Command.java:90) ~[elasticsearch-cli-7.8.1.jar:7.8.1]
at org.elasticsearch.bootstrap.Elasticsearch.main(Elasticsearch.java:126) ~[elasticsearch-7.8.1.jar:7.8.1]
at org.elasticsearch.bootstrap.Elasticsearch.main(Elasticsearch.java:92) ~[elasticsearch-7.8.1.jar:7.8.1]
Caused by: java.lang.IllegalArgumentException: node settings must not contain any index level settings
at org.elasticsearch.common.settings.SettingsModule.(SettingsModule.java:143) ~[elasticsearch-7.8.1.jar:7.8.1]
at org.elasticsearch.node.Node.(Node.java:370) ~[elasticsearch-7.8.1.jar:7.8.1]
at org.elasticsearch.node.Node.(Node.java:266) ~[elasticsearch-7.8.1.jar:7.8.1]
at org.elasticsearch.bootstrap.Bootstrap$5.(Bootstrap.java:227) ~[elasticsearch-7.8.1.jar:7.8.1]
at org.elasticsearch.bootstrap.Bootstrap.setup(Bootstrap.java:227) ~[elasticsearch-7.8.1.jar:7.8.1]
at org.elasticsearch.bootstrap.Bootstrap.init(Bootstrap.java:393) ~[elasticsearch-7.8.1.jar:7.8.1]
at org.elasticsearch.bootstrap.Elasticsearch.init(Elasticsearch.java:170) ~[elasticsearch-7.8.1.jar:7.8.1]
I am unable to start the ES service can any one help