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Briefly, this error occurs when OpenSearch expects a single data point but receives a list or array of points instead. This could be due to incorrect formatting or data structure in the request. To resolve this issue, you can: 1) Check the data structure and ensure it matches the expected format. 2) Validate your data before sending it to OpenSearch. 3) If you’re using a script or application to send data, ensure it’s correctly configured to send single points instead of lists.
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This guide will help you check for common problems that cause the log ” expected a single points but got a list ” to appear. To understand the issues related to this log, read the explanation below about the following OpenSearch concepts: .
Log Context
Log “expected a single points but got a list” class name is GeoJson.java. We extracted the following from OpenSearch source code for those seeking an in-depth context :
return children.get(0).numDimensions();
} public Point asPoint() {
if (children != null) {
throw new OpenSearchException("expected a single points but got a list");
}
return coordinate;
} public MultiPoint asMultiPoint() {
