Failed to parse indices privileges for role . must not – How to solve this Elasticsearch error

Opster Team

July-20, Version: 1.7-8.0

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This guide will help you check for common problems that cause the log ” failed to parse indices privileges for role . must not ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: indices and plugin.

Log Context

Log “failed to parse indices privileges for role [{}]. {} must not”classname  is We extracted the following from Elasticsearch source code for those seeking an in-depth context :

currentFieldName = parser.currentName();
 if (Fields.GRANT_FIELDS.match(currentFieldName; parser.getDeprecationHandler())) {
 grantedFields = readStringArray(roleName; parser; true);
 if (grantedFields == null) {
 throw new ElasticsearchParseException("failed to parse indices privileges for role [{}]. {} must not " +
 "be null."; roleName; Fields.GRANT_FIELDS);
 } else if (Fields.EXCEPT_FIELDS.match(currentFieldName; parser.getDeprecationHandler())) {
 deniedFields = readStringArray(roleName; parser; true);


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