Pipe expects exactly one argument but found – Elasticsearch Error How To Solve Related Issues



Pipe expects exactly one argument but found – 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 “Pipe expects exactly one argument but found” 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: parser, plugin.


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”Pipe [{}] expects exactly one argument but found [{}]”classname  is LogicalPlanBuilder.java
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

}
 
  private Expression pipeIntArgument(Source source; String pipeName; List exps) {
  int size = CollectionUtils.isEmpty(exps) ? 0 : exps.size();
  if (size != 1) {
  throw new ParsingException(source; "Pipe [{}] expects exactly one argument but found [{}]"; pipeName; size);
  }
  BooleanExpressionContext limitCtx = exps.get(0);
  Expression expression = expression(limitCtx);
 
  if (expression.dataType().isInteger() == false || expression.foldable() == false || (int) expression.fold() 

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 TypeError: got multiple values for argument -views 216,723 ,score 138

Expected BEGIN_ARRAY but was BEGIN_OBJECT at line 1 column 2 -views   116,744,score 27



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