Unsupported encoding parsing annotated text – 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 ” Unsupported encoding parsing annotated text ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugins and index.

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 “Unsupported encoding parsing annotated text”classname  is AnnotatedTextFieldMapper.java We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 if (value!=null && value.length() > 0) {
 annotations.add(new AnnotationToken(startOffset; endOffset; value));
 } catch (UnsupportedEncodingException uee){
 throw new ElasticsearchParseException("Unsupported encoding parsing annotated text"; uee);
 if(lastPos < textPlusMarkup.length()){


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