Briefly, this error occurs when Elasticsearch tries to access data streams that do not exist. The names of the missing data streams are provided in the error message. To resolve this issue, you can either create the missing data streams or correct the names if they were misspelled. Also, ensure that the data streams are accessible and not deleted or moved. If you’re using an API or script to access the data streams, verify that it’s correctly configured to point to the right data streams.
This guide will help you check for common problems that cause the log ” data streams ” + Arrays.toString(request.getNames()) + ” not found ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: .
Log Context
Log “data streams ” + Arrays.toString(request.getNames()) + ” not found” class name is DeleteDataStreamTransportAction.java. We extracted the following from Elasticsearch source code for those seeking an in-depth context :
if (dataStreams.isEmpty()) {
if (request.isWildcardExpressionsOriginallySpecified()) {
return currentState;
} else {
throw new ResourceNotFoundException("data streams " + Arrays.toString(request.getNames()) + " not found");
}
} if (snapshottingDataStreams.isEmpty() == false) {
throw new SnapshotInProgressException(
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