Briefly, this error occurs when Elasticsearch is unable to stop a data frame transform, possibly due to an ongoing operation or a system issue. To resolve this, you can try to manually stop the data frame transform using the Stop Transform API. If the issue persists, check the system resources and logs for any underlying issues. It might be necessary to restart the Elasticsearch cluster if the problem continues.
This guide will help you check for common problems that cause the log ” Unable to stop data frame transform [ ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin.
Log Context
Log “Unable to stop data frame transform [” class name is TransportStopDataFrameTransformAction.java. We extracted the following from Elasticsearch source code for those seeking an in-depth context :
} if (ids.contains(transformTask.getTransformId())) { if (transformTask.getState().getTaskState() == DataFrameTransformTaskState.FAILED && request.isForce() == false) { listener.onFailure( new ElasticsearchStatusException("Unable to stop data frame transform [" + request.getId() + "] as it is in a failed state with reason: [" + transformTask.getState().getReason() + "]. Use force stop to stop the data frame transform."; RestStatus.CONFLICT)); return; }