Cannot remove setting ” + ignoredSetting + ” on restore – How to solve this Elasticsearch error

Opster Team

March-22, Version: 1.7-8.0

Before you begin reading this guide, we recommend you try running the Elasticsearch Error Check-Up which analyzes 2 JSON files to detect many configuration errors.

To easily locate the root cause and resolve this issue try AutoOps for Elasticsearch & OpenSearch. It diagnoses problems by analyzing hundreds of metrics collected by a lightweight agent and offers guidance for resolving them.

This guide will help you check for common problems that cause the log ” cannot remove setting ” + ignoredSetting + ” on restore ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: restore.

Log Context

Log “cannot remove setting [” + ignoredSetting + “] on restore”classname  is We extracted the following from Elasticsearch source code for those seeking an in-depth context :

Set keyFilters = new HashSet<>();
 List simpleMatchPatterns = new ArrayList<>();
 for (String ignoredSetting : ignoreSettings) {
 if (Regex.isSimpleMatchPattern(ignoredSetting) == false) {
 if (UNREMOVABLE_SETTINGS.contains(ignoredSetting)) {
 throw new SnapshotRestoreException(snapshot; "cannot remove setting [" + ignoredSetting + "] on restore");
 } else {
 } else {


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