Couldn t convert task result to XContent for – 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 convert the task result into XContent, which is a format used for structured data representation. This could be due to an issue with the task result data or a problem with the XContent conversion process. To resolve this issue, you can try the following: 1) Check the task result data for any inconsistencies or errors. 2) Ensure that the Elasticsearch version you’re using supports the XContent format. 3) If the problem persists, consider debugging the XContent conversion process to identify and fix any underlying issues.

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This guide will help you check for common problems that cause the log ” Couldn’t convert task result to XContent for [{}] ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: task.

Log Context

Log “Couldn’t convert task result to XContent for [{}]” class name is TaskResultsService.java. We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 IndexRequestBuilder index = client.prepareIndex(TASK_INDEX).setId(taskResult.getTask().taskId().toString());
 try (XContentBuilder builder = XContentFactory.contentBuilder(Requests.INDEX_CONTENT_TYPE)) {
 taskResult.toXContent(builder; new ToXContent.MapParams(Map.of(INCLUDE_CANCELLED_PARAM; "false")));
 index.setSource(builder);
 } catch (IOException e) {
 throw new ElasticsearchException("Couldn't convert task result to XContent for [{}]"; e; taskResult.getTask());
 }
 doStoreResult(STORE_BACKOFF_POLICY.iterator(); index; listener);
 }  private void doStoreResult(Iterator backoff; IndexRequestBuilder index; ActionListener listener) {

 

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