Failed to execute input for watch reason – How to solve this Elasticsearch error

Opster Team

Aug-23, Version: 6.8-8

Briefly, this error occurs when Elasticsearch is unable to execute an input for a watch. This could be due to a variety of reasons such as incorrect watch configuration, insufficient permissions, or network issues. To resolve this, you can check the watch configuration for any errors, ensure that the user has the necessary permissions to execute the watch, and verify that there are no network connectivity issues. Additionally, checking the Elasticsearch logs can provide more detailed information about the cause of the error.

This guide will help you check for common problems that cause the log ” failed to execute [{}] input for watch [{}]; reason [{}] ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin.

Log Context

Log “failed to execute [{}] input for watch [{}]; reason [{}]” classname is
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

                payloads.put(tuple.v1(); result.payload().data());

            return new ChainInput.Result(results; new Payload.Simple(payloads));
        } catch (Exception e) {
            logger.error("failed to execute [{}] input for watch [{}]; reason [{}]"; TYPE;; e.getMessage());
            return new ChainInput.Result(e);


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