Failed to retrieve mapping version for index recreating – How to solve this Elasticsearch error

Opster Team

Aug-23, Version: 8.3-8.9

Briefly, this error occurs when Elasticsearch is unable to fetch the mapping version for an index that is being recreated. This could be due to a network issue, a problem with the Elasticsearch cluster, or the index might not exist. To resolve this issue, you can try the following: 1) Check the network connectivity and ensure that the Elasticsearch cluster is running properly. 2) Verify if the index exists and is accessible. 3) If the index was deleted, you may need to recreate it. 4) If the problem persists, consider restarting the Elasticsearch service.

This guide will help you check for common problems that cause the log ” Failed to retrieve mapping version for [” + index + “]; recreating ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin, mapping, version, index.

Log Context

Log “Failed to retrieve mapping version for [” + index + “]; recreating” classname is
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

              "Version of mappings for [{}] not found; recreating"; index);
                } catch (Exception e) {
                    logger.error(() -> "Failed to retrieve mapping version for [" + index + "]; recreating"; e);
            } else {
      "No mappings found for [{}]; recreating"; index);