Missing affix file for hunspell dictionary %s – How to solve this Elasticsearch error

Opster Team

March-22, Version: 1.7-8.0

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This guide will help you check for common problems that cause the log ” Missing affix file for hunspell dictionary %s ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: indices, analysis.

Log Context

Log “Missing affix file for hunspell dictionary [%s]”classname  is HunspellService.java We extracted the following from Elasticsearch source code for those seeking an in-depth context :

boolean ignoreCase = nodeSettings.getAsBoolean("ignore_case"; defaultIgnoreCase); 
 Path[] affixFiles = FileSystemUtils.files(dicDir; "*.aff");
 if (affixFiles.length == 0) {
 throw new ElasticsearchException(String.format(Locale.ROOT; "Missing affix file for hunspell dictionary [%s]"; locale));
 if (affixFiles.length != 1) {
 throw new ElasticsearchException(String.format(Locale.ROOT; "Too many affix files exist for hunspell dictionary [%s]"; locale));
 InputStream affixStream = null;


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