Failed to execute term vector request – How to solve this Elasticsearch exception

Opster Team

August-23, Version: 6.8-8.9

Briefly, this error occurs when Elasticsearch is unable to execute a term vector request. This could be due to a variety of reasons such as incorrect index name, non-existent document ID, or insufficient permissions. To resolve this issue, you can verify the index name and document ID, ensure the user has the necessary permissions, or check the Elasticsearch logs for more detailed error information. If the problem persists, consider reindexing the data or checking the health of your Elasticsearch cluster.

This guide will help you check for common problems that cause the log ” failed to execute term vector request ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: index, request.

Log Context

Log “failed to execute term vector request” class name is We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 termVectorsResponse.setTookInMillis(TimeUnit.NANOSECONDS.toMillis(nanoTimeSupplier.getAsLong() - startTime));
 } catch (Exception ex) {
 throw new ElasticsearchException("failed to execute term vector request"; ex);
 return termVectorsResponse;
 }  public static Fields fields(IndexReader reader) {