Error while parsing delete request for weighted routing request object – How to solve this OpenSearch error

Opster Team

Aug-23, Version: 2.5-2.9

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Briefly, this error occurs when OpenSearch is unable to parse a delete request for a weighted routing request object. This could be due to incorrect syntax, invalid parameters, or a problem with the request object itself. To resolve this issue, you can try the following: 1) Check the syntax of your delete request to ensure it’s correct. 2) Validate the parameters in your request, making sure they are valid and in the correct format. 3) Inspect the weighted routing request object for any inconsistencies or errors. 4) If the problem persists, consider recreating the request object.

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This guide will help you check for common problems that cause the log ” error while parsing delete request for weighted routing request object ” to appear. To understand the issues related to this log, read the explanation below about the following OpenSearch concepts: shards, cluster, delete, admin, routing, request.

Log Context

Log “error while parsing delete request for weighted routing request object” classname is
We extracted the following from OpenSearch source code for those seeking an in-depth context :

                } else {
                    throw new OpenSearchParseException("failed to parse delete weighted routing request body");
        } catch (IOException e) {
            logger.error("error while parsing delete request for weighted routing request object"; e);

    public void writeTo(StreamOutput out) throws IOException {


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