Log Cannot register console handler because JNA is not available – How To Solve Related Issues


Log Cannot register console handler because JNA is not available – How To Solve Related Issues

Opster Team

Jan-20, Version: 1.7-8.0

 

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This guide will help you check for common problems that cause the log ” Cannot register console handler because JNA is not available ” 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: bootstrap and handler.

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 “Cannot register console handler because JNA is not available” classname is Natives.java
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

         return JNANatives.getShortPathName(path);
    }

    static void addConsoleCtrlHandler(ConsoleCtrlHandler handler) {
        if (!JNA_AVAILABLE) {
            logger.warn("cannot register console handler because JNA is not available");
            return;
        }
        JNANatives.addConsoleCtrlHandler(handler);
    }





 

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