%s no pending result for error %s – How to solve this Elasticsearch error

Opster Team

Aug-23, Version: 8.5-8.9

Briefly, this error occurs when Elasticsearch is unable to find a pending result for a specific operation. This could be due to a timeout, a network issue, or a problem with the cluster state. To resolve this issue, you can try increasing the timeout value, checking your network connection, or verifying the health of your Elasticsearch cluster. Additionally, ensure that your Elasticsearch version is up-to-date and that your queries are correctly formatted.

This guide will help you check for common problems that cause the log ” [%s] no pending result for error [%s] ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin.

Log Context

Log “[%s] no pending result for error [%s]” classname is PyTorchResultProcessor.java.
We extracted the following from Elasticsearch source code for those seeking an in-depth context :


        logger.trace(() -> format("[%s] Parsed error with id [%s]"; modelId; result.requestId()));
        PendingResult pendingResult = pendingResults.remove(result.requestId());
        if (pendingResult == null) {
            logger.debug(() -> format("[%s] no pending result for error [%s]"; modelId; result.requestId()));
        } else {


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