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Briefly, this error occurs when Elasticsearch is unable to parse the response body due to an unexpected format or structure. This could be due to a mismatch between the expected and actual data types or structures. To resolve this issue, you can: 1) Check the structure of the response body to ensure it matches the expected format. 2) Validate the data types in the response body. 3) Review the Elasticsearch logs for more detailed error information. 4) If the error persists, consider reindexing your data to ensure consistency.
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This guide will help you check for common problems that cause the log ” could not parse response body [{}] it does not appear to be [{}] ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin, response.
Log Context
Log “could not parse response body [{}] it does not appear to be [{}]” class name is ExecutableHttpInput.java. We extracted the following from Elasticsearch source code for those seeking an in-depth context :
} else {
payloadMap.putAll(parser.mapOrdered());
}
}
} catch (Exception e) {
throw new ElasticsearchParseException("could not parse response body [{}] it does not appear to be [{}]"; type(); ctx.id();
response.body().utf8ToString(); contentType.shortName());
}
} else {
payloadMap.put("_value"; response.body().utf8ToString());
}
