Unable to send documents because none were loaded for export bulk – How to solve this Elasticsearch error

Opster Team

July-20, Version: 1.7-8.0

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

This guide will help you check for common problems that cause the log ” unable to send documents because none were loaded for export bulk ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: bulk and plugin.

Advanced users might want to skip right to the common problems section in each concept or try running the Check-Up to analyze Elasticsearch configuration and help resolve this error.

Log Context

Log “unable to send documents because none were loaded for export bulk [{}]”classname  is HttpExportBulk.java We extracted the following from Elasticsearch source code for those seeking an in-depth context :

} 
 @Override
 public void doFlush(ActionListener listener) throws ExportException {
 if (payload == null) {
 listener.onFailure(new ExportException("unable to send documents because none were loaded for export bulk [{}]"; name));
 } else if (payload.length() != 0) {
 final Request request = new Request("POST"; "/_bulk");
 for (Map.Entry param : params.entrySet()) {
 request.addParameter(param.getKey(); param.getValue());
 }

 

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