Unexpected empty inference response – Elasticsearch Error How To Solve Related Issues

Unexpected empty inference response – Elasticsearch Error How To Solve Related Issues

Opster Team

July-20, Version: 1.7-8.0

 

Before you begin reading this guide, we recommend you try running the Elasticsearch Error Check-Up which can resolve issues that cause many errors.

This guide will help you check for common problems that cause the log ” Unexpected empty inference response ” to appear. It’s important to understand the issues related to the log, so to get started, read the general overview on common issues and tips related to the Elasticsearch concepts: response and plugin.

Advanced users might want to skip right to the common problems section in each concept or try running the Check-Up which analyses ES to pinpoint the cause of many errors and provides suitable actionable recommendations how to resolve them (free tool that requires no installation).

Log Context

Log”Unexpected empty inference response”classname  is InferenceProcessor.java We extracted the following from Elasticsearch source code for those seeking an in-depth context :

}
  }
 
  void mutateDocument(InternalInferModelAction.Response response; IngestDocument ingestDocument) {
  if (response.getInferenceResults().isEmpty()) {
  throw new ElasticsearchStatusException("Unexpected empty inference response"; RestStatus.INTERNAL_SERVER_ERROR);
  }
  assert response.getInferenceResults().size() == 1;
  response.getInferenceResults().get(0).writeResult(ingestDocument; this.targetField);
  ingestDocument.setFieldValue(targetField + "." + MODEL_ID; modelId);
  }

 

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