Failed to parse role – How to solve this Elasticsearch exception

Opster Team

August-23, Version: 6.8-8.9

Briefly, this error occurs when Elasticsearch fails to parse a role due to incorrect syntax or a missing role. This could be due to a malformed role definition in the roles.yml file or an incorrect role name in the API request. To resolve this issue, you should first check the syntax of your role definition in the roles.yml file. Ensure that it follows the correct format. If the error persists, check the role name in your API request. Make sure it matches exactly with the role name defined in your roles.yml file.

This guide will help you check for common problems that cause the log ” failed to parse role [{}] ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin.

Log Context

Log “failed to parse role [{}]” class name is We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 private static String[] readStringArray(String roleName; XContentParser parser; boolean allowNull) throws IOException {
 try {
 return XContentUtils.readStringArray(parser; allowNull);
 } catch (ElasticsearchParseException e) {
 // re-wrap in order to add the role name
 throw new ElasticsearchParseException("failed to parse role [{}]"; e; roleName);
 }  public static PrivilegesToCheck parsePrivilegesToCheck(String description; boolean runDetailedCheck; XContentParser parser)
 throws IOException {


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