Failed to generate ” + filter + ” – Elasticsearch Error How To Solve Related Issues


Failed to generate ” + filter + ” – Elasticsearch Error How To Solve Related Issues

Opster Team

July-20, 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 that cause many errors.

This guide will help you check for common problems that cause the log ” Failed to generate ” + 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: admin, indices, alias and filter.

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 pinpoint the cause of many errors and provides suitable actionable recommendations how to resolve them (free tool that requires no installation).

Log Context

Log”Failed to generate [” + filter + “]”classname  is IndicesAliasesRequest.java We extracted the following from Elasticsearch source code for those seeking an in-depth context :

XContentBuilder builder = XContentFactory.contentBuilder(XContentType.JSON);
  builder.map(filter);
  this.filter = Strings.toString(builder);
  return this;
  } catch (IOException e) {
  throw new ElasticsearchGenerationException("Failed to generate [" + filter + "]"; e);
  }
  }
 
  public AliasActions filter(QueryBuilder filter) {
  if (filter == null) {

 

Optimize Elasticsearch Performance

Try The Tool