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Briefly, this error occurs when Elasticsearch is unable to serialize the result of a query or operation. This could be due to complex data structures, large data sizes, or incompatible data types. To resolve this issue, you can try simplifying your data structure, reducing the size of your data, or ensuring that your data types are compatible with Elasticsearch’s serialization process. Additionally, check your Elasticsearch logs for more specific details about the serialization error.
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This guide will help you check for common problems that cause the log ” [{}] Error serialising result ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin.
Log Context
Log “[{}] Error serialising result” classname is JobRenormalizedResultsPersister.java.
We extracted the following from Elasticsearch source code for those seeking an in-depth context :
public void updateResult(String id; String index; ToXContent resultDoc) {
try (XContentBuilder content = toXContentBuilder(resultDoc)) {
bulkRequest.add(new IndexRequest(index).id(id).source(content));
} catch (IOException e) {
logger.error(new ParameterizedMessage("[{}] Error serialising result"; jobId); e);
}
if (bulkRequest.numberOfActions() >= BULK_LIMIT) {
executeRequest();
}
}
