Briefly, this error occurs when Elasticsearch is unable to parse a specific field or query due to incorrect syntax, data type mismatch, or invalid values. To resolve this issue, you can: 1) Check the syntax of your query for any errors. 2) Ensure that the data type of the field matches the data type in your query. 3) Validate the values you’re trying to parse. They should be in the correct format and within the acceptable range. 4) If you’re using a script, ensure it’s correctly written and doesn’t contain any errors.
This guide will help you check for common problems that cause the log ” unable to parse [ ” 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 [” class name is ManualTrigger.java. We extracted the following from Elasticsearch source code for those seeking an in-depth context :
return builder.startObject().endObject();
} static ManualTrigger parse(XContentParser parser) throws IOException{
if (parser.currentToken() != XContentParser.Token.START_OBJECT){
throw new ElasticsearchParseException("unable to parse [" + ManualTriggerEngine.TYPE +
"] trigger. expected a start object token; found [" + parser.currentToken() + "]");
}
XContentParser.Token token = parser.nextToken();
if (token != XContentParser.Token.END_OBJECT) {
throw new ElasticsearchParseException("unable to parse [" + ManualTriggerEngine.TYPE +
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