Briefly, this error occurs when Elasticsearch fails to parse the indices privileges for a specific role due to an expected field missing or incorrectly formatted in the role definition. This could be due to a syntax error or incorrect data type. To resolve this issue, you should review the role definition and ensure that all required fields are present and correctly formatted. Also, check the Elasticsearch documentation for the correct syntax and data types for defining roles and their privileges. If the error persists, consider recreating the role with the correct parameters.
This guide will help you check for common problems that cause the log ” failed to parse indices privileges for role [{}]. expected field [{}] ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin, indices.
Log Context
Log “failed to parse indices privileges for role [{}]. expected field [{}]” class name is RoleDescriptor.java. We extracted the following from Elasticsearch source code for those seeking an in-depth context :
if (names.length == 0) {
throw new ElasticsearchParseException("failed to parse indices privileges for role [{}]. [{}] cannot be an empty " +
"array"; roleName; currentFieldName);
}
} else {
throw new ElasticsearchParseException("failed to parse indices privileges for role [{}]. expected field [{}] " +
"value to be a string or an array of strings; but found [{}] instead"; roleName; currentFieldName; token);
}
} else if (Fields.ALLOW_RESTRICTED_INDICES.match(currentFieldName; parser.getDeprecationHandler())) {
if (token == XContentParser.Token.VALUE_BOOLEAN) {
allowRestrictedIndices = parser.booleanValue();
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