Log Listener failed while handling triggered event – How To Solve Related Issues


Log Listener failed while handling triggered event – How To Solve Related Issues

Opster Team

Jan-20, Version: 1.7-8.0

 

Before you begin reading this guide, we recommend you try running the Elasticsearch Error Check-Up which can resolve issues that cause many errors.

This guide will help you check for common problems that cause the log ” Listener failed while handling triggered event ” to appear. It’s important to understand the issues related to the log, so to get started, read the general overview on common issues and tips related to the Elasticsearch concepts: plugin.

Advanced users might want to skip right to the common problems section in each concept or try running the Check-Up which analyses ES to pinpoint the cause of many errors and provides suitable actionable recommendations how to resolve them (free tool that requires no installation).

Log context

Log “Listener failed while handling triggered event [{}]” classname is SchedulerEngine.java
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

         for (final Listener listener : listeners) {
            try {
                listener.triggered(event);
            } catch (final Exception e) {
                // do not allow exceptions to escape this method; we should continue to notify listeners and schedule the next run
                logger.warn(new ParameterizedMessage("listener failed while handling triggered event [{}]"; name); e);
            }
        }
    }

    class ActiveSchedule implements Runnable {




 

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