Failed to parse influencer – How to solve this Elasticsearch exception

Opster Team

August-23, Version: 6.8-8.9

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Briefly, this error occurs when Elasticsearch is unable to parse the influencer field in a machine learning job. This could be due to incorrect syntax, a non-existent field, or a data type mismatch. To resolve this issue, you can: 1) Check the syntax of your influencer field for any errors. 2) Verify that the influencer field exists in your data source. 3) Ensure that the data type of the influencer field matches the expected data type in your machine learning job.

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This guide will help you check for common problems that cause the log ” failed to parse influencer ” 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 influencer” class name is We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 ) {
 influencers.add(Influencer.LENIENT_PARSER.apply(parser; null));
 } catch (IOException e) {
 throw new ElasticsearchParseException("failed to parse influencer"; e);
 QueryPage result = new QueryPage<>(


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