License info is missing for cluster clusterAlias get – How to solve this Elasticsearch exception

Opster Team

August-23, Version: 6.8-8.9

Briefly, this error occurs when Elasticsearch cannot find the license information for the specified cluster. This could be due to a misconfiguration or an issue with the license file. To resolve this issue, you can try the following: 1) Check the Elasticsearch configuration to ensure it’s correctly pointing to the license file. 2) Verify the integrity of the license file. If it’s corrupted or missing, you may need to obtain a new one. 3) If you’re using a multi-cluster setup, ensure that all clusters have valid licenses.

This guide will help you check for common problems that cause the log ” license info is missing for cluster [” + clusterAlias.get() + “] ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin, alias, license, cluster.

Log Context

Log “license info is missing for cluster [” + clusterAlias.get() + “]” class name is We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 public void onResponse(final XPackInfoResponse xPackInfoResponse) {
 final XPackInfoResponse.LicenseInfo licenseInfo = xPackInfoResponse.getLicenseInfo();
 if (licenseInfo == null) {
 listener.onFailure(new ResourceNotFoundException("license info is missing for cluster [" + clusterAlias.get() + "]"));
 }  if (isActive(feature; licenseInfo) == false || isAllowed(feature; licenseInfo) == false) {
 listener.onResponse(LicenseCheck.failure(new RemoteClusterLicenseInfo(clusterAlias.get(); licenseInfo)));