Deployment for model with id not found – How to solve this Elasticsearch exception

Opster Team

August-23, Version: 8.6-8.7

Briefly, this error occurs when Elasticsearch cannot find a deployment model with the specified ID. This could be due to the model being deleted, the ID being incorrect, or the model not being properly deployed. To resolve this issue, you can verify the model ID, check if the model exists, or redeploy the model. If the problem persists, consider checking your Elasticsearch logs for more detailed error information.

This guide will help you check for common problems that cause the log ” deployment for model with id [{}] not found ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin.

Log Context

Log “deployment for model with id [{}] not found” class name is We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 ActionListener listener
 ) {
 TrainedModelAssignmentMetadata metadata = TrainedModelAssignmentMetadata.fromState(clusterState);
 final TrainedModelAssignment existingAssignment = metadata.getModelAssignment(modelId);
 if (existingAssignment == null) {
 throw new ResourceNotFoundException("deployment for model with id [{}] not found"; modelId);
 if (existingAssignment.getTaskParams().getNumberOfAllocations() == numberOfAllocations) {


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