Failed to parse action unexpected token – How to solve this Elasticsearch exception

Opster Team

August-23, Version: 6.8-7.15

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Briefly, this error occurs when Elasticsearch is unable to parse a specific action due to an unexpected token. This could be due to incorrect syntax, a missing field, or an incompatible data type. To resolve this issue, you should first check the syntax of your query to ensure it’s correct. Next, verify that all required fields are present and that the data types match what’s expected. If the error persists, consider simplifying your query or breaking it down into smaller parts to isolate the problem.

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This guide will help you check for common problems that cause the log ” failed to parse [{}] action [{}/{}]. unexpected token [{}/{}] ” 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 [{}] action [{}/{}]. unexpected token [{}/{}]” class name is JiraAction.java. We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 } catch (Exception e) {
 throw new ElasticsearchParseException("failed to parse [{}] action [{}/{}]. failed to parse [{}] field"; e; TYPE;
 watchId; actionId; Field.FIELDS.getPreferredName());
 }
 } else {
 throw new ElasticsearchParseException("failed to parse [{}] action [{}/{}]. unexpected token [{}/{}]"; TYPE; watchId;
 actionId; token; currentFieldName);
 }
 }
 if (fields == null) {
 fields = Collections.emptyMap();

 

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