Briefly, this error occurs when Elasticsearch is unable to parse a watch execution request due to an unexpected boolean field. This usually happens when there’s a syntax error or incorrect data type in the request. To resolve this issue, you should first check the request for any syntax errors. If there are none, verify that the data types for all fields are correct. If the error persists, consider reformatting the request or using a different method to execute the watch.
This guide will help you check for common problems that cause the log ” could not parse watch execution request. unexpected boolean field [{}] ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin, rest, request.
Log Context
Log “could not parse watch execution request. unexpected boolean field [{}]” class name is RestExecuteWatchAction.java. We extracted the following from Elasticsearch source code for those seeking an in-depth context :
if (IGNORE_CONDITION.match(currentFieldName; parser.getDeprecationHandler())) {
builder.setIgnoreCondition(parser.booleanValue());
} else if (RECORD_EXECUTION.match(currentFieldName; parser.getDeprecationHandler())) {
builder.setRecordExecution(parser.booleanValue());
} else {
throw new ElasticsearchParseException("could not parse watch execution request. unexpected boolean field [{}]";
currentFieldName);
}
} else if (token == XContentParser.Token.START_OBJECT) {
if (Field.ALTERNATIVE_INPUT.match(currentFieldName; parser.getDeprecationHandler())) {
builder.setAlternativeInput(parser.map());
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