Expected ” + XContentParser.Token.START_ARRAY + ” in – How to solve this Elasticsearch error

Opster Team

July-20, Version: 1.7-8.0

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

This guide will help you check for common problems that cause the log ” Expected ” + XContentParser.Token.START_ARRAY + ” in ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: parser and search.

Advanced users might want to skip right to the common problems section in each concept or try running the Check-Up to analyze Elasticsearch configuration and help resolve this error.

Log Context

Log “Expected [” + XContentParser.Token.START_ARRAY + “] in [“classname  is SearchAfterBuilder.java We extracted the following from Elasticsearch source code for those seeking an in-depth context :



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