Could not parse actions for watch expected an object but found instead – 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 the actions for a watch due to incorrect data type. It expects an object but is receiving a different data type instead. To resolve this issue, you should check the watch definition and ensure that the actions are defined as objects. Also, validate the JSON format of your watch definition. If the error persists, consider debugging your watch to identify any potential issues with the action’s configuration.

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This guide will help you check for common problems that cause the log ” could not parse actions for watch [{}]. expected an object but found [{}] instead ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin.

Log Context

Log “could not parse actions for watch [{}]. expected an object but found [{}] instead” class name is ActionRegistry.java. We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 return parsers.get(type);
 }  public List parseActions(String watchId; XContentParser parser) throws IOException {
 if (parser.currentToken() != XContentParser.Token.START_OBJECT) {
 throw new ElasticsearchParseException("could not parse actions for watch [{}]. expected an object but found [{}] instead";
 watchId; parser.currentToken());
 }
 List actions = new ArrayList<>();  String id = null;

 

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