Couldn t look up score – How to solve this Elasticsearch exception

Opster Team

August-23, Version: 6.8-8.9

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Briefly, this error occurs when Elasticsearch is unable to retrieve the score for a document during a search operation. This could be due to a missing or incorrect scoring algorithm, or a problem with the document’s data. To resolve this issue, you can check the scoring algorithm used in your query and ensure it’s correctly implemented. Also, verify the integrity of your data. If you’re using custom scoring, ensure the script is correctly written and functioning as expected. Lastly, check your Elasticsearch logs for more detailed error information.

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This guide will help you check for common problems that cause the log ” Couldn’t look up score ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: .

Log Context

Log “Couldn’t look up score” class name is ScriptedMetricAggContexts.java. We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 }  try {
 return scorer.score();
 } catch (IOException e) {
 throw new ElasticsearchException("Couldn't look up score"; e);
 }
 }  public abstract void execute();

 

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