The task with id id and allocation id allocationId not found – How to solve this Elasticsearch exception

Opster Team

August-23, Version: 6.8-8.9

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Briefly, this error occurs when Elasticsearch is unable to locate a task with the specified task ID and allocation ID. This could be due to the task being completed or deleted, or the IDs being incorrect. To resolve this issue, you can verify the task and allocation IDs, check the task status in the task management API, or ensure the task hasn’t been deleted or completed. If the task is ongoing, ensure it’s not being interrupted or prematurely terminated.

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This guide will help you check for common problems that cause the log ” the task with id [” + id + “] and allocation id [” + allocationId + “] not found ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: persistent, allocation, task.

Log Context

Log “the task with id [” + id + “] and allocation id [” + allocationId + “] not found” class name is PersistentTasksClusterService.java. We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 allocationId
 );
 } else {
 logger.warn("The task [{}] wasn't found; status is not updated"; id);
 }
 throw new ResourceNotFoundException("the task with id [" + id + "] and allocation id [" + allocationId + "] not found");
 }
 }  @Override
 public void onFailure(Exception e) {

 

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