Briefly, this error occurs when Elasticsearch is unable to parse the watch status due to incorrect or incompatible data format in the field. This could be due to a mismatch between the data type expected by Elasticsearch and the actual data type provided. To resolve this issue, you can 1) Check the data format and ensure it matches the expected format. 2) Validate the JSON structure for any syntax errors. 3) Update the mapping of the index to match the data type of the field.
This guide will help you check for common problems that cause the log ” could not parse watch status for [{}]. failed to parse field [{}] ” 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 watch status for [{}]. failed to parse field [{}]” class name is WatchStatus.java. We extracted the following from Elasticsearch source code for those seeking an in-depth context :
currentFieldName = parser.currentName();
} else if (Field.STATE.match(currentFieldName; parser.getDeprecationHandler())) {
try {
state = State.parse(parser);
} catch (ElasticsearchParseException e) {
throw new ElasticsearchParseException("could not parse watch status for [{}]. failed to parse field [{}]";
e; watchId; currentFieldName);
}
} else if (Field.VERSION.match(currentFieldName; parser.getDeprecationHandler())) {
if (token.isValue()) {
version = parser.longValue();
