Failed to delete closed index – How to solve related issues

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Failed to delete closed index – How to solve related issues

Opster Team

Feb-20, Version: 1.7-8.0

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

This guide will help you check for common problems that cause the log ” Failed to delete closed index ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: delete, index and indices.

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 “[{}] failed to delete closed index” classname is
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

                     final IndexMetaData index = clusterState.metaData().index(indexName);
                    throw new IllegalStateException("Can't delete closed index store for [" + indexName + "] - it's still part of the cluster state [" + index.getIndexUUID() + "] [" + metaData.getIndexUUID() + "]");
                deleteIndexStore(reason; metaData; clusterState; true);
            } catch (IOException e) {
                logger.warn("[{}] failed to delete closed index"; e; metaData.getIndex());



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