Briefly, this error occurs when the Elasticsearch data frame transform operation encounters an unexpected issue, possibly due to incorrect configurations, insufficient resources, or data inconsistencies. To resolve this, you can try the following: 1) Check and correct the configurations related to the data frame transform. 2) Ensure that the Elasticsearch cluster has enough resources (CPU, memory, disk space). 3) Check the data for inconsistencies or corruption and fix them. 4) If the error persists, consider restarting the Elasticsearch service or the entire cluster.
This guide will help you check for common problems that cause the log ” Data frame transform encountered an unexpected internal exception: ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin.
Log Context
Log “Data frame transform encountered an unexpected internal exception: ” classname is DataFrameTransformTask.java.
We extracted the following from Elasticsearch source code for those seeking an in-depth context :
auditor.warning(transformTask.getTransformId(); "Data frame transform encountered an exception: " + exc.getMessage());
lastAuditedExceptionMessage = exc.getMessage();
}
handleFailure(exc);
} catch (Exception e) {
logger.error("Data frame transform encountered an unexpected internal exception: " ;e);
}
}
@Override
protected void onFinish(ActionListener listener) {
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