Logger error maybeMessage error – How to solve this Elasticsearch error

Opster Team

Aug-23, Version: 6.8-6.8

Briefly, this error occurs when Elasticsearch encounters an issue during logging, possibly due to incorrect configuration or insufficient permissions. The error message is not specific, making it difficult to pinpoint the exact cause. To resolve this, you could check the Elasticsearch logging configuration for any inconsistencies. Ensure that the logger has the correct permissions to write to the log file. Additionally, check if the disk has enough space. If the issue persists, consider increasing the log level for more detailed error messages to help identify the problem.

This guide will help you check for common problems that cause the log ” Logger.error(maybeMessage; error); ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: index.

Log Context

Log “Logger.error(maybeMessage; error);” classname is Engine.java.
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

    private void maybeDie(final String maybeMessage; final Throwable maybeFatal) {
        ExceptionsHelper.maybeError(maybeFatal; logger).ifPresent(error -> {
            try {
                logger.error(maybeMessage; error);
            } finally {
                throw error;


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