Attempting to recover from malformed JSON data. – How to solve related issues

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Attempting to recover from malformed JSON data. – How to solve related issues

Opster Team

Jan-20, Version: 1.7-8.0

Before you begin reading this guide, we recommend you run Elasticsearch Error Check-Up which can resolve issues that cause many errors.

This guide will help you check for common problems that cause the log ” Attempting to recover from malformed JSON data. ” to appear. It’s important to understand the issues related to the log, so to get started, read the general overview on common issues and tips related to the Elasticsearch concepts: plugin.

Advanced users might want to skip right to the common problems section in each concept or try running the Check-Up which analyses ES to pinpoint the cause of many errors and provides suitable actionable recommendations how to resolve them (free tool that requires no installation).

Log Context

{{mpg_logstarted}}

Log “Attempting to recover from malformed JSON data.” classname is XContentRecordReader.java.
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

      */
    protected XContentParser.Token tryNextTokenOrReadToEndOnError() throws IOException {
        try {
            return parser.nextToken();
        } catch (JsonParseException e) {
            logger.warn("Attempting to recover from malformed JSON data."; e);
            for (int i = 0; i 

 

Run the Check-Up to get a customized report like this:

Analyze your cluster