Stored fields cannot be disabled if source is requested – How to solve this OpenSearch exception

Opster Team

Aug-23, Version: 1-2.9

Before you dig into reading this guide, have you tried asking OpsGPT what this log means? You’ll receive a customized analysis of your log.

Try OpsGPT now for step-by-step guidance and tailored insights into your OpenSearch operation.

Briefly, this error occurs when you try to disable stored fields in OpenSearch while also requesting the source. Stored fields are necessary for retrieving the original _source field. To resolve this issue, you can either enable stored fields or stop requesting the source. Alternatively, you can store only the specific fields you need, reducing the storage space required. Remember, disabling stored fields can lead to incomplete search results and potential data loss.

For a complete solution to your to your search operation, try for free AutoOps for Elasticsearch & OpenSearch . With AutoOps and Opster’s proactive support, you don’t have to worry about your search operation – we take charge of it. Get improved performance & stability with less hardware.

This guide will help you check for common problems that cause the log ” [stored_fields] cannot be disabled if [_source] is requested ” to appear. To understand the issues related to this log, read the explanation below about the following OpenSearch concepts: search.

Log Context

Log “[stored_fields] cannot be disabled if [_source] is requested” class name is We extracted the following from OpenSearch source code for those seeking an in-depth context :

 }  if (source.storedFields() != null) {
 if (source.storedFields().fetchFields() == false) {
 if (context.sourceRequested()) {
 throw new SearchException(shardTarget; "[stored_fields] cannot be disabled if [_source] is requested");
 if (context.fetchFieldsContext() != null) {
 throw new SearchException(shardTarget; "[stored_fields] cannot be disabled when using the [fields] option");


How helpful was this guide?

We are sorry that this post was not useful for you!

Let us improve this post!

Tell us how we can improve this post?

Get expert answers on Elasticsearch/OpenSearch