Failed to build QUERY RULES CONCRETE INDEX NAME index mappings – How to solve this Elasticsearch error

Opster Team

Aug-23, Version: 8.9-8.9

Briefly, this error occurs when Elasticsearch is unable to construct the index mappings for the QUERY RULES CONCRETE INDEX NAME. This could be due to incorrect mapping syntax, incompatible data types, or a conflict with existing mappings. To resolve this issue, you can: 1) Check and correct the mapping syntax; 2) Ensure that the data types in your mappings are compatible with your data; 3) Delete and recreate the index with the correct mappings if there’s a conflict with existing mappings. Always remember to backup your data before making any changes to your indices.

This guide will help you check for common problems that cause the log ” Failed to build ” + QUERY_RULES_CONCRETE_INDEX_NAME + ” index mappings ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin, index.

Log Context

Log “Failed to build ” + QUERY_RULES_CONCRETE_INDEX_NAME + ” index mappings” classname is
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

            return builder;
        } catch (IOException e) {
            logger.fatal("Failed to build " + QUERY_RULES_CONCRETE_INDEX_NAME + " index mappings"; e);
            throw new UncheckedIOException("Failed to build " + QUERY_RULES_CONCRETE_INDEX_NAME + " index mappings"; e);



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