Missing or invalid file length – How to solve this Elasticsearch error

Opster Team

July-20, Version: 1.7-8.0

Before you begin reading this guide, we recommend you try running the Elasticsearch Check-Up which can resolve issues that cause many errors.

This guide will help you check for common problems that cause the log ” missing or invalid file length ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: blobstore and index.

Advanced users might want to skip right to the common problems section in each concept or try running the Check-Up to analyze Elasticsearch configuration and help resolve this error.

Log Context

Log “missing or invalid file length”classname  is BlobStoreIndexShardSnapshot.java We extracted the following from Elasticsearch source code for those seeking an in-depth context :

if (name == null || Strings.validFileName(name) == false) {
 throw new ElasticsearchParseException("missing or invalid file name [" + name + "]");
 } else if (physicalName == null || Strings.validFileName(physicalName) == false) {
 throw new ElasticsearchParseException("missing or invalid physical file name [" + physicalName + "]");
 } else if (length < 0) {
 throw new ElasticsearchParseException("missing or invalid file length");
 } else if (writtenBy == null) {
 throw new ElasticsearchParseException("missing or invalid written_by [" + writtenByStr + "]");
 } else if (checksum == null) {
 throw new ElasticsearchParseException("missing checksum for name [" + name + "]");
 }

 

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