Before you begin reading this guide, we recommend you try running the Elasticsearch Error Check-Up which analyzes 2 JSON files to detect many configuration errors.
To easily locate the root cause and resolve this issue try AutoOps for Elasticsearch & OpenSearch. It diagnoses problems by analyzing hundreds of metrics collected by a lightweight agent and offers guidance for resolving them.
This guide will help you check for common problems that cause the log ” failed to parse term vectors request. unknown field ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: request.
Log Context
Log “failed to parse term vectors request. unknown field [{}]”classname is TermVectorsRequest.java We extracted the following from Elasticsearch source code for those seeking an in-depth context :
} else if (VERSION.match(currentFieldName; parser.getDeprecationHandler())) {
termVectorsRequest.version = parser.longValue();
} else if (VERSION_TYPE.match(currentFieldName; parser.getDeprecationHandler())) {
termVectorsRequest.versionType = VersionType.fromString(parser.text());
} else {
throw new ElasticsearchParseException("failed to parse term vectors request. unknown field [{}]"; currentFieldName);
}
}
}
if (fields.size() > 0) {
String[] fieldsAsArray = new String[fields.size()];
See how you can use AutoOps to resolve issues
