Before you begin reading this guide, we recommend you try running the Elasticsearch Error Check-Up which analyzes 2 JSON files to detect many configuration errors.
To easily locate the root cause and resolve this issue try AutoOps for Elasticsearch & OpenSearch. It diagnoses problems by analyzing hundreds of metrics collected by a lightweight agent and offers guidance for resolving them.
Take a self-guided product tour to see for yourself (no registration required).This guide will help you check for common problems that cause the log ” cannot generate error message for deserialization ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: .
Log Context
Log “cannot generate error message for deserialization”classname is Strings.java We extracted the following from Elasticsearch source code for those seeking an in-depth context :
builder.field("error"; "error building toString out of XContent: " + e.getMessage());
builder.field("stack_trace"; ExceptionsHelper.stackTrace(e));
builder.endObject();
return toString(builder);
} catch (IOException e2) {
throw new ElasticsearchException("cannot generate error message for deserialization"; e);
}
}
}
private static XContentBuilder createBuilder(boolean pretty; boolean human) throws IOException {
Find & fix Elasticsearch problems
