Expected closing JSON object after parsing input named in watch – 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 encounters a malformed JSON object in a watch definition. It’s expecting a closing bracket for a JSON object but doesn’t find one. This usually happens due to a syntax error in the JSON object. To resolve this issue, you can validate your JSON object using a JSON validator to ensure it’s correctly formatted. Also, check for missing or extra commas, brackets, or quotation marks. Lastly, ensure that all strings are properly enclosed in quotation marks.

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This guide will help you check for common problems that cause the log ” Expected closing JSON object after parsing input [{}] named [{}] in watch [{}] ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin.

Log Context

Log “Expected closing JSON object after parsing input [{}] named [{}] in watch [{}]” class name is ChainInput.java. We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 Input input = inputRegistry.parse(watchId; parser).input();  // expecting closing of two json object to start the next element in the array
 if (parser.currentToken() != XContentParser.Token.END_OBJECT || parser.nextToken() != XContentParser.Token.END_OBJECT) {
 throw new ElasticsearchParseException("Expected closing JSON object after parsing input [{}] named [{}] in watch [{}]";
 input.type(); name; watchId);
 }  return input;


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