Invalid upsert operation for script doing nothing – How to solve this OpenSearch error

Opster Team

Aug-23, Version: 1-2.9

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Briefly, this error occurs when an upsert operation in OpenSearch is not correctly formatted or the script specified for the operation is invalid. The upsert operation is used to update or insert a document based on whether it already exists. To resolve this issue, ensure that the upsert operation is correctly formatted according to OpenSearch standards. Also, verify that the script specified for the operation is valid and correctly references the fields in the document.

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This guide will help you check for common problems that cause the log ” Invalid upsert operation [{}] for script [{}]; doing nothing… ” to appear. To understand the issues related to this log, read the explanation below about the following OpenSearch concepts: .

Log Context

Log “Invalid upsert operation [{}] for script [{}]; doing nothing…” classname is
We extracted the following from OpenSearch source code for those seeking an in-depth context :

        Map newSource = (Map) ctx.get(ContextFields.SOURCE);

        if (operation != UpdateOpType.CREATE && operation != UpdateOpType.NONE) {
            // Only valid options for an upsert script are "create" (the default) or "none"; meaning abort upsert
            logger.warn("Invalid upsert operation [{}] for script [{}]; doing nothing..."; operation; script.getIdOrCode());
            operation = UpdateOpType.NONE;

        return new Tuple(operation; newSource);


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