Error running fetch phase for doc currentDoc – How to solve this Elasticsearch exception

Opster Team

August-23, Version: 8.6-8.9

Briefly, this error occurs when Elasticsearch encounters an issue while fetching a specific document during a search or indexing operation. This could be due to a corrupted index, insufficient permissions, or a network connectivity issue. To resolve this, you could try reindexing the data, checking the user permissions, or troubleshooting the network connection. Additionally, ensure that the document referred to by “currentDoc” actually exists and is accessible.

This guide will help you check for common problems that cause the log ” Error running fetch phase for doc [” + currentDoc + “] ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: search.

Log Context

Log “Error running fetch phase for doc [” + currentDoc + “]” class name is We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 currentDoc = docs[i].docId;
 searchHits[docs[i].index] = nextDoc(docs[i].docId);
 } catch (Exception e) {
 throw new FetchPhaseExecutionException(shardTarget; "Error running fetch phase for doc [" + currentDoc + "]"; e);
 return searchHits;
 }  private static int endReaderIdx(LeafReaderContext currentReaderContext; int index; DocIdToIndex[] docs) {


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