Unable to parse condition for watch expected an empty object but found – 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 condition for a watch due to an unexpected object. This usually happens when the watch condition is not properly defined or formatted. To resolve this issue, you can: 1) Check the syntax of your watch condition and ensure it’s correctly formatted. 2) Make sure the object in the condition is not empty or contains valid data. 3) Update or recreate the watch with the correct condition. 4) If the error persists, consider deleting and re-creating the watch from scratch.

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This guide will help you check for common problems that cause the log ” unable to parse [{}] condition for watch [{}]. expected an empty object but found [{}] ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin.

Log Context

Log “unable to parse [{}] condition for watch [{}]. expected an empty object but found [{}]” class name is InternalAlwaysCondition.java. We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 private InternalAlwaysCondition() { }  public static InternalAlwaysCondition parse(String watchId; XContentParser parser) throws IOException {
 if (parser.currentToken() != XContentParser.Token.START_OBJECT) {
 throw new ElasticsearchParseException("unable to parse [{}] condition for watch [{}]. expected an empty object but found [{}]";
 TYPE; watchId; parser.currentName());
 }
 XContentParser.Token token = parser.nextToken();
 if (token != XContentParser.Token.END_OBJECT) {
 throw new ElasticsearchParseException("unable to parse [{}] condition for watch [{}]. expected an empty object but found [{}]";

 

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