Briefly, this error occurs when a username is set for a specific key in Elasticsearch, but the type associated with that key is incorrect or not compatible. This could be due to a configuration issue or a mismatch in the data type. To resolve this issue, you can check the Elasticsearch configuration and ensure that the correct type is set for the key. Alternatively, you may need to modify the data type of the key to match the username. Also, ensure that the username and type are correctly formatted and compatible with each other.
This guide will help you check for common problems that cause the log ” username for [” + key + “] is set but type is [” + type + “] ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin.
Log Context
Log “username for [” + key + “] is set but type is [” + type + “]” class name is HttpExporter.java. We extracted the following from Elasticsearch source code for those seeking an in-depth context :
); if (Strings.isNullOrEmpty(username) == false) {
final String type = (String) settings.get(Exporter.TYPE_SETTING.getConcreteSettingForNamespace(namespace));
if ("http".equals(type) == false) {
throw new SettingsException("username for [" + key + "] is set but type is [" + type + "]");
}
}
} @Override
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