Failed to clear scroll scrollId – How to solve this Elasticsearch error

Opster Team

Aug-23, Version: 8.3-8.9

Briefly, this error occurs when Elasticsearch is unable to clear a scroll identified by a specific scrollId. This could be due to a timeout, a server issue, or the scrollId not existing. To resolve this, you can try increasing the timeout period, ensuring the server is functioning properly, or verifying the scrollId. If the issue persists, consider checking the Elasticsearch logs for more detailed error information.

This guide will help you check for common problems that cause the log ” Failed to clear scroll [” + scrollId + “] ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: scroll, index, reindex.

Log Context

Log “Failed to clear scroll [” + scrollId + “]” classname is
We extracted the following from Elasticsearch source code for those seeking an in-depth context :


            public void onFailure(Exception e) {
                logger.warn(() -> "Failed to clear scroll [" + scrollId + "]"; e);


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?