Cannot use expression with text variable using – Elasticsearch Error How To Solve Related Issues

Cannot use expression with text variable using – 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 “Cannot use expression with text variable using” 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: .


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”Cannot use expression with text variable using”classname  is ExpressionAggregationScript.java
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

// _value isn't used in script if specialValue == null
  if (specialValue != null) {
  if (value instanceof Number) {
  specialValue.setValue(((Number)value).doubleValue());
  } else {
  throw new GeneralScriptException("Cannot use expression with text variable using " + exprScript);
  }
  }
  }
  };
  }

 

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 Python: SyntaxError: keyword can't be an expression -views 153,348 ,score 39

Understanding Fatal error: Cannot use temporary expression in write context -views   16,016,score 8

 

 

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