UUID length must be positive – Elasticsearch Error How To Solve Related Issues

UUID length must be positive – 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 “UUID length must be positive” 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: index.

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”UUID length must be positive”classname  is TranslogHeader.java
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

final int uuidLen = in.readInt();
  if (uuidLen > channel.size()) {
  throw new TranslogCorruptedException(path.toString(); "UUID length can't be larger than the translog");
  if (uuidLen 

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 Storing UUID as base64 String -views 80,446 ,score 75

Unable to write kibana uuid file - Kibana - Discuss the Elastic Stack  

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