License info is missing for cluster ” + clusterAlias.get() + ” – How to solve this Elasticsearch error

Opster Team

July-20, Version: 1.7-8.0

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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, cluster and license.

Log Context

Log “license info is missing for cluster [” + clusterAlias.get() + “]”classname  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 ((licenseInfo.getStatus() == LicenseStatus.ACTIVE) == false
 || predicate.test(License.OperationMode.parse(licenseInfo.getMode())) == false) {
 listener.onResponse(LicenseCheck.failure(new RemoteClusterLicenseInfo(clusterAlias.get(); licenseInfo)));


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