Unknown alias name was passed to alias Filter – Elasticsearch Error How To Solve Related Issues



Unknown alias name was passed to alias Filter – Elasticsearch Error How To Solve Related Issues

Updated: July-20

Elasticsearch 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 causing many errors 

 

This guide will help you check for common problems that cause the log “Unknown alias name was passed to alias Filter” 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: filter, search, alias.


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 discover the cause of many errors and provides suitable actionable recommendations (free tool that requires no installation). 

Log Context

Log”Unknown alias name was passed to alias Filter”classname  is ShardSearchRequest.java
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

};
  if (aliasNames.length == 1) {
  AliasMetadata alias = aliases.get(aliasNames[0]);
  if (alias == null) {
  // This shouldn't happen unless alias disappeared after filteringAliases was called.
  throw new InvalidAliasNameException(index; aliasNames[0]; "Unknown alias name was passed to alias Filter");
  }
  return parserFunction.apply(alias);
  } else {
  // we need to bench here a bit; to see maybe it makes sense to use OrFilter
  BoolQueryBuilder combined = new BoolQueryBuilder();

Related issues to this log

We have gathered selected Q&A from the community and issues from Github, that can help fix related issues please review the following for further information :

1 Unknown Column In Where Clause -views 266,203 ,score 124

Elasticsearch list indices sorted by name -views   17,607,score 19



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