Failed to update results mapping – How to solve this Elasticsearch error

Opster Team

Aug-23, Version: 7.12-8.2

Briefly, this error occurs when Elasticsearch is unable to update the mapping of an index. This could be due to a variety of reasons such as incorrect mapping syntax, incompatible data types, or insufficient permissions. To resolve this issue, you can check the mapping syntax for errors, ensure that the data types are compatible with the mapping, or verify that the user has the necessary permissions to update the mapping. Additionally, you may need to reindex your data if the mapping changes are not backward compatible.

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

Log Context

Log “[{}] Failed to update results mapping” classname is
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

        ActionListener resultsMappingUpdateHandler = ActionListener.wrap(
            mappingsUpdate -> verifyCurrentSnapshotVersion(params.getJobId(); checkSnapshotVersionListener);
            e -> {
                if (autodetectProcessManager.isNodeDying() == false) {
                    logger.error(new ParameterizedMessage("[{}] Failed to update results mapping"; params.getJobId()); e);
                    failTask(jobTask; "failed to update results mapping; cause: " + e.getMessage());


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