ElasticsearchParseException

Exception in thread "main" 2019-03-28 10:15:35,089 main ERROR No log4j2 configuration file found. Using default configuration: logging only errors to the console. Set system property 'log4j2.debug' to show Log4j2 internal initialization logging.
ElasticsearchParseException[malformed, expected settings to start with 'object', instead was [VALUE_STRING]]
        at org.elasticsearch.common.settings.loader.XContentSettingsLoader.load(XContentSettingsLoader.java:73)
        at org.elasticsearch.common.settings.loader.XContentSettingsLoader.load(XContentSettingsLoader.java:52)
        at org.elasticsearch.common.settings.loader.YamlSettingsLoader.load(YamlSettingsLoader.java:50)
        at org.elasticsearch.common.settings.Settings$Builder.loadFromStream(Settings.java:1050)
        at org.elasticsearch.common.settings.Settings$Builder.loadFromPath(Settings.java:1039)
        at org.elasticsearch.node.InternalSettingsPreparer.prepareEnvironment(InternalSettingsPreparer.java:100)
        at org.elasticsearch.cli.EnvironmentAwareCommand.createEnv(EnvironmentAwareCommand.java:75)
        at org.elasticsearch.cli.EnvironmentAwareCommand.execute(EnvironmentAwareCommand.java:70)
        at org.elasticsearch.cli.Command.mainWithoutErrorHandling(Command.java:134)
        at org.elasticsearch.cli.Command.main(Command.java:90)
        at org.elasticsearch.bootstrap.Elasticsearch.main(Elasticsearch.java:91)
        at org.elasticsearch.bootstrap.Elasticsearch.main(Elasticsearch.java:84)

这个错就是参数的冒号前后没有加空格

参考：https://www.cnblogs.com/jiu0821/p/5624908.html