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Briefly, this error occurs when OpenSearch encounters an unexpected situation while processing a request and fails to handle the exception response. This could be due to a variety of reasons such as incorrect configuration, network issues, or a bug in the software. To resolve this issue, you can try the following: 1) Check the OpenSearch logs for more detailed error information. 2) Verify your OpenSearch configuration settings. 3) Ensure that your network connectivity is stable. 4) Update OpenSearch to the latest version to fix any potential bugs.
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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 OpenSearch concepts: response.
Log Context
Log “failed to handle exception response [{}]” classname is InboundHandler.java.
We extracted the following from OpenSearch 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);
}
});
}
private StreamInput namedWriteableStream(StreamInput delegate) {
