Invalid alias filter – How to solve this Elasticsearch error

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Invalid alias filter – 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 ” Invalid alias filter ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: filter, search and alias.

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 “Invalid alias filter”classname  is ShardSearchRequest.java We extracted the following from Elasticsearch source code for those seeking an in-depth context :

return null;
 }
 try {
 return filterParser.apply(alias.filter().uncompressed());
 } catch (IOException ex) {
 throw new AliasFilterParsingException(index; alias.getAlias(); "Invalid alias filter"; ex);
 }
 };
 if (aliasNames.length == 1) {
 AliasMetadata alias = aliases.get(aliasNames[0]);
 if (alias == null) {

 

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