Before you begin reading this guide, we recommend you run 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 ” Failed to handle exception response ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: response.
Advanced users might want to skip right to the common problems section in each concept or try running the Check-Up to analyze Elasticsearch configuration and help resolve this error.
Log Context
Log “Failed to handle exception response [{}]” classname is TcpTransport.java.
We extracted the following from Elasticsearch source code for those seeking an in-depth context :
final RemoteTransportException rtx = (RemoteTransportException) error;
threadPool.executor(handler.executor()).execute(() -> {
try {
handler.handleException(rtx);
} catch (Exception e) {
logger.error(() -> new ParameterizedMessage("failed to handle exception response [{}]"; handler); e);
}
});
}
protected void handleRequest(TcpChannel channel; InboundMessage.RequestMessage message; int messageLengthBytes) throws IOException {
